GOST 3302-95

Group P13

INTERSTATE STANDARD

RUBBER BUBBLES FOR ICE

Specifications

Rubber ice bags. Specifications

MKS 83.140
OKP 25 3724

Date of introduction 2001-01-01

Preface

1 DEVELOPED by the Elastic Research Institute

INTRODUCED by the State Committee of Ukraine for Standardization, Metrology and Certification

2 ADOPTED by the Interstate Council for Standardization, Metrology and Certification (Protocol No. 7 of 04.24.95)

The following voted for adoption:

3 Resolution of the State Committee Russian Federation on standardization and metrology dated December 23, 1999 N 681-st interstate standard GOST 3302-95 “Rubber bubbles for ice. Technical conditions” was put into effect directly as a state standard of the Russian Federation with clarification of section 1 in terms of reference to the mandatory requirements of paragraphs .4.1.1-4.1.4, from January 1, 2001

4 INSTEAD GOST 3302-83

1 area of ​​use

1 area of ​​use

This standard applies to rubber ice bladders intended for local cooling of the body, supplied for National economy and for export.

Climatic design of bubbles - B, category 4.2 according to GOST 15150.

Mandatory requirements for product quality are set out in 4.1.1-4.1.4.

2 Normative references

This standard uses references to the following standards:

GOST 12.0.004-90 System of occupational safety standards. Organization of occupational safety training. General provisions

GOST 12.1.005-88 System of occupational safety standards. General sanitary and hygienic requirements for the air in the working area

GOST 12.3.002-75 System of occupational safety standards. Production processes. General requirements security

GOST 12.4.011-89 System of occupational safety standards. Protective equipment for workers. General requirements and classification

GOST 12.4.021-75 System of occupational safety standards. Ventilation systems. General requirements

GOST 17.2.3.02-78 Nature conservation. Atmosphere. Rules for establishing permissible emissions harmful substances industrial enterprises

GOST 166-89 (ISO 3599-76) Calipers. Specifications

GOST 177-88 Hydrogen peroxide. Specifications

GOST 427-15* Metal measuring rulers. Specifications

________________
*Probably an error in the original. Should read: GOST 427-75

GOST 2405-88 Pressure gauges, vacuum gauges, pressure and vacuum gauges, pressure gauges, draft gauges and draft pressure gauges. General technical conditions

GOST 7933-89 Cardboard for consumer packaging. General technical conditions

GOST 9421-80 Flat glued container cardboard. Specifications

GOST 10131-93 Boxes made of wood and wood materials for food industry products, Agriculture and matches. Specifications

GOST 11358-89 Thickness and wall gauges with indicator scales of 0.01 and 0.1 mm. Specifications

GOST 13511-91 Corrugated cardboard boxes for food products, matches, tobacco and detergents. Specifications

GOST 13512-91 Corrugated cardboard boxes for confectionery. Specifications

GOST 13513-86 Corrugated cardboard boxes for meat and dairy products. Specifications

GOST 13841-95 Corrugated cardboard boxes for chemical products. Specifications

GOST 14192-96 Marking of cargo

GOST 15150-69 Machines, instruments and other technical products. Versions for different climatic regions. Categories, operating, storage and transportation conditions regarding the impact of environmental climatic factors

GOST 16511-86 Wooden boxes for electrical industry products. Specifications

GOST 17308-88 Twines. Specifications

GOST 18251-87 Paper-based adhesive tape. Specifications

GOST 18573-86 Wooden boxes for products chemical industry. Specifications

GOST 20790-93 * Medical devices, apparatus and equipment. General technical conditions
________________
* GOST R 50444-92 is in force on the territory of the Russian Federation


GOST 21650-76 Means for fastening packaged cargo in transport packages. General technical requirements

GOST 22852-77 Corrugated cardboard boxes for products of the instrument-making industry. Specifications

GOST 24597-81 Packages of packaged piece goods. Main parameters and dimensions

GOST 25644-88 Synthetic powder detergents. General technical requirements

GOST 26653-90 Transport packages. Formation using packaging tools. General technical requirements

SNiP 2.04.05-91 * Heating, ventilation, air conditioning
________________
* The document is not valid on the territory of the Russian Federation. SNiP 41-01-2003 is in force, hereinafter in the text. - Database manufacturer's note.

SNiP 2.09.04-87 Administrative and domestic buildings

3 Classification, main parameters and dimensions

3.1 Depending on the purpose, bubbles are made of six types in accordance with Table 1.


Table 1

Dimensions in millimeters

Figure 1 - Bubble type I

Figure 1 - Bubble type I

Figure 2 - Bubble type II

Figure 2 - Bubble type II

Figure 3 - Bubble type III

Figure 4 - Type IV Blister

Figure 4 - Type IV Blister

Figure 5 - Type V bubble

Figure 5 - Type V bubble

Figure 6 - Type VI bubble

Figure 6 - Type VI bubble

Example symbol bubble general purpose diameter 200 mm:

Bubble I (2) GOST 3302-95

The same for a special purpose throat bladder:

Bubble III GOST 3302-95

4 Technical requirements

4.1 Characteristics

4.1.1 Bubbles must be sealed.

4.1.2 Bubbles must be resistant to disinfection with one of the following disinfecting agents:

1% (by weight) chloramine solution according to regulatory documentation (ND);

GOST 177;

3% (by weight) solution of hydrogen peroxide according to GOST 177 with the addition of a 0.5% (by weight) solution detergent according to GOST 25644.

4.1.3 The inner surface of the bubbles should not stick together.

4.1.4 Bubbles in the manufacturer’s packaging must withstand exposure to climatic factors during transportation from minus 50 to plus 50 °C.

4.1.5 Holes, cracks, punctures, contamination, under-pressing and stains of fading sulfur are not allowed on the outer surface of the bubbles.

The presence of different colors on the surface of the bubbles and the vagueness of individual elements of the pattern, which does not violate its overall contour, are not considered deviations from the norms.

4.1.6 On the outer surface of bubbles, deviations exceeding those indicated in Table 3 are not recommended.


Table 3

4.2 Requirements for materials and components

4.2.1 Components must comply with VAT requirements or drawings.

4.2.2 Rubber formulations for making bubbles and materials for making components must have appropriate permission from health authorities.

The amounts of chemicals migrating from rubber should not exceed the standards established in the "Guidelines for the sanitary and hygienic assessment of rubber and latex products for medical purposes"

4.3 Marking

4.3.1 On the bubbles, an engraving imprint on the mold or marking paint, or on a label, or a combination of these methods must indicate:

- trademark manufacturer;

- type of bubble;

- bubble number (for general purpose bubbles);

- date of manufacture (quarter, year - last two digits);

- technical control stamp or packer number.

4.3.2 Each box (box) must be affixed with a label indicating:

- name of the manufacturer and its trademark;

- symbol of the product;

- date of manufacture (quarter, year - last two digits);

- quantity of products of each type, number.

4.3.3 Transport marking - in accordance with GOST 14192 with the following additional designations:

- product name;

- number of products.

4.3.4 Labeling of bubbles intended for export must comply with the terms of the agreement between the manufacturer and the foreign economic organization or the terms of the contract.

4.4 Packaging

4.4.1 Bubbles are packaged in cardboard boxes in accordance with GOST 7933, GOST 9421 or in corrugated cardboard boxes in accordance with GOST 13511, GOST 13512, GOST 13513.

No more than 10 bubbles of the same type and number are placed in each box.

4.4.2 Each box and drawer must be tied with twine in accordance with GOST 17308 or covered with tape in accordance with GOST 18251 or other means in accordance with ND that ensure the safety of products.

4.4.3 Boxes must be placed in boxes in accordance with GOST 10131, GOST 13841, GOST 16511, GOST 18573, GOST 22852.

4.4.4 It is allowed not to pack boxes in boxes according to 4.4.3 in case of transportation of bubbles in containers and covered vans, as well as during intracity transportation.

4.4.5 It is allowed to form boxes according to 4.4.3 into packages in accordance with GOST 26653 using fastening means in accordance with GOST 21650. Overall dimensions and weight of packages are in accordance with GOST 24597.

4.4.6 The packaging and weight of the package of bubbles intended for export must comply with the terms of the agreement between the manufacturer and the foreign economic organization or the terms of the contract.

5 Safety and environmental requirements

5.1 Bubbles do not emit harmful or toxic substances during operation.

5.2 Production processes production of bubbles must comply with the requirements of GOST 12.3.002.

5.3 Requirements for technological equipment must comply with the “Sanitary rules for the organization of technological processes, hygienic requirements for production equipment” N 1042*, approved by the USSR Ministry of Health in 1973.
______________
* SP 2.2.2.1327-03 is in force on the territory of the Russian Federation. - Database manufacturer's note.

5.4 The concentration of styrene in the air of the working area of ​​production premises when processing rubber mixtures for blisters should not exceed the maximum permissible concentration of 30/10 mg/m, hazard class III according to GOST 12.1.005. Determination of styrene - in accordance with the "Technical Specifications for Methods for Determining Harmful Substances in the Air". Vol. IX.M.: VTsNIIOT VTsSPS, 1975. 160 p.

5.5 The frequency of air monitoring in the working area must comply with GOST 12.1.005.

5.6 Industrial premises must be equipped with supply and exhaust ventilation in accordance with SNiP 2.04.05 and GOST 12.4.021.

The sanitary conditions of the premises must comply with SNiP 2.09.04.

5.7 Protection of workers must be in accordance with GOST 12.4.011 and in accordance with the “Model industry standards for the free issuance of special clothing, special footwear and other personal protective equipment to workers and employees,” approved by the Presidium of the All-Union Central Council of Trade Unions on August 18, 1980 N 241/XI-9.

5.8 Safety training for workers is carried out in accordance with GOST 12.0.004 and industry guidelines on labor protection approved in the prescribed manner.

5.9 Protection environment must be provided with control over compliance with maximum permissible emissions (MPE) or temporarily agreed upon emissions (ATE) in accordance with GOST 17.2.3.02.

5.10 Waste that cannot be recycled must be sent to special landfills in accordance with sanitary standards N 3180*, approved by the USSR Ministry of Health on December 29, 1984, or solid household waste storage facilities, depending on their classification established by state sanitary inspection bodies and institutions.

________________

* The document is not provided. Behind additional information refer to the link. - Database manufacturer's note.

6 Acceptance rules

6.1 Bubbles are accepted in batches. A batch is considered to be bubbles of the same type in the amount of daily release, but not more than 6000 pieces.

6.2 To verify the compliance of bubbles with the requirements of this standard, the manufacturer carries out acceptance and periodic tests.

6.3 When conducting acceptance tests, check the tightness according to 4.1.1, the appearance according to 4.1.5, 4.1.6, the marking according to 4.3, the packaging according to 4.4 by continuous inspection. The test results apply to the entire batch.

6.4 Bubbles that have passed acceptance tests and are packaged for shipment are subject to periodic testing.

Indicators according to 4.1.1, 4.1.3, 4.1.5, 4.1.6, 4.3, 4.4 are checked at least once every two years. Sample size - according to GOST 20790.

The indicators in 4.1.2, 4.1.4, 4.2.2 are checked when changing the recipe of the rubber mixture for making bubbles. Sample size - according to GOST 20790.

The indicators according to 3.2, 3.3 are checked when replacing (repairing) equipment on two bubbles made on each new equipment.

6.5 If unsatisfactory results of periodic tests are obtained for at least one of the indicators, repeat tests are carried out on a double sample taken from the same batch.

The results of repeated tests apply to the entire batch.

If the results of repeated tests for one of the indicators are unsatisfactory, they are transferred to the acceptance category for this indicator until satisfactory results are obtained from at least five batches in a row, after which tests for this indicator are transferred to the periodic category.

7 Control methods

7.1 The main dimensions according to 3.2, 3.3 are recommended to be determined with a thickness gauge with a division value of 0.1 mm according to GOST 11358 GOST 166, with a ruler according to GOST 427. When determining the wall thickness, the bubble is cut into two halves along the seam, the wall thickness of each half is measured at at least five points, 2-3 cm distant from the edge and evenly located on the surface.

The result of each measurement must correspond to that specified in 3.2, 3.3.

7.2 When determining the tightness of general purpose bubbles according to 4.1.1, they are filled with compressed air to an excess pressure of 0.02 MPa (0.2 kgf/cm) and immersed in a bath of water for 5-10 s.

In this case, no air bubbles should be released.

The created pressure must be controlled by a pressure gauge of accuracy class 2.5 according to GOST 2405, the measured pressure must be from 25% to 75% of the pressure gauge reading range.

When determining the tightness of special-purpose bubbles according to 4.1.1, pull the neck of the bubble so that the bubble is filled with air, screw the cap tightly and immerse it in a bath of water. When you lightly squeeze the bubble with your hand, no air bubbles should be released.

It is allowed to determine the tightness of general-purpose bubbles using a method intended for special-purpose bubbles. In case of disagreement in assessing the quality of general purpose bubbles and during certification tests, the overpressure test method is used.

7.3 Resistance of bubbles to disinfection according to 4.1.2 - disinfection modes, conditions for its implementation, equipment used - are determined according to the current ND. The number of disinfection cycles is 100. After the test, the bubbles should not be deformed, and no cracks should appear on their surface.

7.4 To determine the absence of stickiness of the inner surface of the bubbles according to 4.1.3, hold the bubble by the neck and unscrew the cap. In this case, the bottom of the general-purpose bubble should sag freely, without sticking to the top, and the walls of the special-purpose bubble should freely separate from each other when the ends of the bubble are slightly compressed.

7.5 The resistance of bubbles during transportation to climatic factors in accordance with 4.1.4 is determined by keeping bubbles packed in transport containers in a test chamber at an air temperature of minus (50±3) °C and (50±3) °C for 4 hours, followed by exposure to normal climatic conditions according to GOST 15150 for 4 hours after each test.

After testing, the bubbles shall comply with the requirements of 4.1.1.

7.6 The presence of deviations in appearance on the surface of bubbles according to 4.1.5, 4.1.6, marking according to 4.3, packaging according to 4.4 is checked visually.

7.7 It is recommended to check the dimensions of deviations in appearance according to 4.1.6 with a ruler in accordance with GOST 427, and a vernier caliper with a vernier reading of 0.1 mm in accordance with GOST 166.

7.8 Determination of the amount of chemical substances migrating from rubber according to 4.2.2 should be carried out in accordance with the “Guidelines for the sanitary and hygienic assessment of rubber and latex products for medical purposes” approved by the USSR Ministry of Health on December 19, 1986.

7.9 It is allowed to use other universal or special measuring instruments, instruments, equipment with metrological characteristics that ensure measurement accuracy in accordance with the requirements of this standard.

8 Transportation and storage

8.1 Bubbles packaged in accordance with the requirements of this standard are transported by any type of transport in covered vehicles at temperatures from minus 50 to plus 50 °C according to GOST 15150, group 5 (OZh4) in accordance with the rules in force for this type of transport.

8.2 Bubbles should be stored packaged in a closed warehouse under storage conditions group 2 (C) according to GOST 15150 at a temperature of 0 to 25 ° C and relative humidity air not higher than 80% at a distance of at least 1 m from heating devices, protected from direct sunlight.

8.3 During transportation and storage, bubbles should not be exposed to oils, solvents, acids, alkalis and other substances that destroy rubber.

9 Manufacturer's warranty

9.1 The manufacturer guarantees that the bubbles comply with the requirements of this standard subject to the conditions of transportation, storage and operation.

9.2 The guaranteed shelf life of bubbles is 3.5 years from the date of manufacture.

9.3 Warranty period - three years from the date of sale through retail trading network, and in medical institutions - 1.5 years from the date of receipt by the consumer.



UDC 615.477.8:006.354 MKS83.140 R13 OKP 25 3724

Key words: bubbles, rubber bubbles, rubber bubbles for ice
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Electronic document text
prepared by Kodeks JSC and verified against:
official publication
M.: IPC Standards Publishing House, 2000

BLADDER (RUBBER) FOR ICE pr-l "Kievguma" - description:

Rubber ice pack - made of rubber in the form of a flat pancake with a wide hole and a tightly screwed cap - designed for local cooling of the body, used repeatedly. Ice pack Ice pack 2 rubber is a good distraction that causes constriction of the blood vessels in the skin. It is used for bleeding, bruises, insect bites, to reduce pain in the initial stages of acute inflammatory processes, since it maintains a low temperature for a long time.
The use of an ice pack for medical purposes leads to a narrowing of the blood vessels of the skin and deeper organs and tissues, as well as a decrease in the sensitivity of nerve receptors, therefore placing an ice pack is indicated for bleeding, acute inflammatory processes in the abdominal cavity, bruises (the first day), high fever, postoperative period, etc.

When placing an ice pack, you need to carefully monitor the patient’s condition so as not to overcool him or catch a cold. The bubble can be kept for a long time, up to 1.5-2 hours, or for 20-30 minutes with breaks of 10-15 minutes throughout the day.
The technique of using an ice pack involves thoroughly rinsing the bubble with hot running water before use and disinfecting it by immersing it in a 3% hydrogen peroxide solution or a 1% chloramine solution at a temperature of 18°C ​​for 30 minutes. Pour water into it and freeze it in the freezer compartment of the refrigerator, or chop up pre-prepared ice and fill a rubber bladder with it. Before use, the bubble is wrapped in cloth and placed on the sore spot.
After use, the bubble is freed from water and ice.

Guaranteed shelf life: 3.5 years from the date of manufacture.

Rubber ice pack- made of rubber in the form of a flat pancake with a wide hole and a tightly screwed cap, - intended for local cooling of the body, can be used repeatedly. A rubber ice pack is a good distraction that causes constriction of the blood vessels in the skin. It is used for bleeding, bruises, insect bites, to reduce pain in the initial stages of acute inflammatory processes, since it maintains a low temperature for a long time.

Using an ice pack for medical purposes leads to a narrowing of the blood vessels of the skin and deeper organs and tissues, as well as a decrease in the sensitivity of nerve receptors, therefore placing an ice pack is indicated for bleeding, acute inflammatory processes in the abdominal cavity, bruises (the first day), high fever, postoperative period, etc.

When placing an ice pack You need to carefully monitor the patient’s condition in order not to overcool him or catch a cold. The bubble can be kept for a long time, up to 1.5-2 hours, or for 20-30 minutes with breaks of 10-15 minutes throughout the day. Ice pack technique Before use, it is necessary to thoroughly rinse the bladder with hot running water and disinfect it by immersing it in a 3% solution of hydrogen peroxide or a 1% solution of chloramine at a temperature of 18°C ​​for 30 minutes.

Fill an ice pack 2/3 full with water and freeze it in the freezer compartment of your refrigerator.

Or chop the pre-prepared ice and fill the rubber bladder 1/3 full with it. Before use, the bubble is wrapped in cloth and placed on the sore spot.

After use, the bubble is freed from water and ice.

*Volume is approximate

Warranty period of storage: 3.5 years from the date of manufacture.
The bubbles comply with GOST 3302-95 and are recognized as suitable for use.

Manufacturer: MERIDIAN MEDICAL PRODUCTS LTD
Country of origin: China
No. FSZ 2009/05663 dated 06/27/2017

Ice bubbles MERIDIAN price:

Rubber ice bubble type-1 d-150 mm - 100.00 rub.
Ice bubble rubber type-1 d-200 mm - 123.00 rub.
Ice bubble rubber type-1 d-250 mm - RUB 145.00

Manufacturer: LLC "Kievguma", Ukraine
No. FS3 2008/01237 dated 03/17/2008.

Ice bubbles price:

Rubber ice bubble type-1 d-150 mm (No. 1) - RUB 130.00
Rubber ice bubble type-1 d-200 mm (No. 2) - RUB 159.00
Rubber ice bubble type-1 d-250 mm (No. 3) - RUB 185.00

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RUBBER BUBBLES FOR ICE

Official publication

IPC PUBLISHING HOUSE OF STANDARDS Moscow

STATE STANDARD OF THE USSR UNION

RUBBER BUBBLES FOR ICE

Technical specifications GOST

Rubber ice bags.

OKP 25 3724 0100

Date of introduction 01/01/85

This standard applies to rubber ice packs intended for local cooling of vehicles.

Rubber fret bladders are manufactured in climatic design B category 4.2 according to GOST 15150.

1. TYPES AND MAIN DIMENSIONS

1.1. Depending on the purpose, bubbles are produced in six types: general purpose (type I) and special purpose (types I-VI).

OKP codes for rubber bubbles are given in table. 1.

1.2. General purpose bubbles come in three sizes. They must correspond in shape and size to those indicated in the drawing. 1 and in table. 2.

Official publication Reproduction prohibited

About Publishing House of Standards, 1983 © IPK Publishing House of Standards, 1998 Reissue with Changes

1.3. Special purpose bubbles must conform to the shape and dimensions indicated on the drawing. 2-6.

2. TECHNICAL REQUIREMENTS

2.1. Bubbles must be manufactured in accordance with the requirements of this standard according to working drawings and technological regulations approved in the prescribed manner.

2.2. The rubber formulation for making bubbles and materials for making components must be approved by the USSR Ministry of Health.

2.1, 2.2.

2.3. (Deleted, Amendment No. 1).

2.4. Bubbles must be airtight.

2.5. The inner surface of the bubbles should not stick together.

2.6. The bubbles must be resistant to repeated disinfection with a 1% chloramine solution. After one hundred disinfection cycles, the bubbles should not be deformed and cracks should not appear on their surface.

2.7. On the outer surface of the bubbles there should be no holes, cracks, dirt, stains of fading sulfur, or under-pressing in the upper part of the neck.

Depending on the number and size of permissible deviations that do not affect performance Products and bubbles are made in two varieties. The grade is determined according to the table. 4.

Table 4*

Name of permissible deviation

Normal for a bubble

1st grade___

2nd grade

1. Inclusions

2. Unclear picture

3. Sealing, surface damage

4. Pressing out

5. Multicolor

Not allowed

Sizes larger than 2 mm are not allowed. Inclusions up to 2 mm in size should not exceed 5 pg. on each side of a general purpose bubble and more than 3 pcs. on each side of the special purpose bubble

The vagueness of individual elements is allowed without disturbing the overall outline of the picture.

Not allowed

Not allowed with a diameter of more than 5 mm.

The number of defects to be repaired with a diameter of up to 5 mm should not be more than 2 pieces.

Not allowed with a height of more than 1 mm

Not allowed

Allowed in the form of individual dots or streaks of a different color on the surface

2.8. Bubbles in the manufacturer's packaging must be resistant to climatic influences during transportation at temperatures from minus 50 to plus 50 ° C.

2.7, 2.8. (Changed edition, Amendment No. 1).

3. ACCEPTANCE RULES

3.1. Bubbles are taken in batches. A batch is considered to be bubbles of the same type in an amount of no more than 6000 pieces.

3.2. To verify the compliance of bubbles with the requirements of this standard, the manufacturer carries out acceptance, periodic and type tests.

3.3. When carrying out acceptance tests, the tightness (clause 2.4) and appearance of bubbles (clause 2.7) are checked by continuous control.

3.4. The manufacturer carries out periodic tests on bubbles that have passed acceptance tests. When carrying out periodic tests, check:

stickiness of the inner surface of bubbles - once a quarter for 0.2% of bubbles from the batch;

bubble wall thickness (clauses 1.2, 1.3) - once every 6 months for 0.2% of bubbles from the batch.

(Changed edition, Amendment No. 1).

3.5. Type tests are carried out when changing the recipe, manufacturing technology of products and replacing molds.

When changing the recipe or manufacturing technology of products, type tests are carried out according to the program of acceptance and periodic tests and according to the indicators “resistance to disinfection” and “resistance to climatic factors”.

The sample size for the “resistance to disinfection” indicator is 0.5% of bubbles from the batch.

The sample size for the indicator “resistance to climatic factors” is three boxes or three boxes per batch.

When replacing (repairing) molds, type tests are carried out using linear measurements on two bubbles made on each new (repaired) mold.

Sample size by indicators pp. 1.2 and 1.3 is 0.2% of bubbles from the batch.

(Changed edition, Amendment No. 1).

3.6. If unsatisfactory test results are obtained for at least one of the indicators, repeated tests are carried out on a double sample taken from the same batch.

3.7. (Deleted, Amendment No. 1).

3.8. The consumer carries out an incoming inspection of bubbles for compliance with the requirements of this standard on 10% of products from the batch.

3.9. If unsatisfactory test results are obtained for at least one of

Table 3. (Deleted, Amendment No. 1).

indicators, the consumer conducts repeated tests on a double sample taken from the same batch.

3.10. The results of repeated tests apply to the entire batch.

4. CONTROL METHODS

4.1. The overall dimensions of the bubbles are checked with a measuring metal ruler according to GOST 427 before installing the bubbles with fittings. The thickness of the bubble wall is determined by a thickness gauge using GOST 11358 with a division value of 0.01 mm.

The wall thickness is determined by cutting the bubble along the seam into two halves, measuring the wall thickness of each half at at least five points, 2-3 cm distant from the edge and evenly located on the surface.

The result of each measurement must correspond to that specified in paragraphs. 1.2 and 1.3.

(Changed edition, Amendment No. 1).

4.2. (Deleted, Amendment No. 1).

4.3. To determine the tightness of general purpose bubbles, the bubbles are filled with compressed air to an excess pressure of 0.01 MPa and immersed for 5-10 s in a bath of water. In this case, no air bubbles should be released.

To determine the tightness of special-purpose bubbles, the neck of the bubble is pulled back, the bubble is filled with air, the cap is screwed tightly and the product is immersed in a bath of water. When you lightly squeeze the bubble body with your hand, no air bubbles should be released.

It is allowed to determine the tightness of general-purpose bubbles using a method intended for special-purpose bubbles, while in case of disagreement in assessing the quality of bubbles, a method is used that involves filling the bubbles with compressed air to an excess pressure of 0.01 MPa.

4.4. To determine the stickiness of the inner surface of the bubbles, hold the bubble by the neck and unscrew the cap. In this case, the bottom of the general-purpose bubble should sag freely, without touching the upper part, the walls of the special-purpose bubble should freely separate from each other with slight compression of the ends of the bubble.

4.5. The resistance of bubbles to repeated disinfection is determined by completely immersing the product for 30-35 minutes in a chloramine solution with a mass fraction of 1% at a temperature of at least 18 °C or by wiping it twice with a calico napkin. GOST 29298, soaked in the same disinfectant solution and wrung out, with an interval of 15 minutes between wipes.

After disinfection by immersion, the bubbles are washed in running water according to GOST 2874 until the noticeable odor of chloramine is removed.

The disinfectant solution should be used once.

Carry out 100 disinfection cycles with intervals between treatments of at least 30 minutes.

4.6. Appearance and permissible deviations according to appearance bubbles indicated in table. 4 (items 2, 5), check visually; deviations indicated in table. 4 (items 1, 3, 4), check with a measuring metal ruler according to GOST 427, caliper according GOST 166 with a division value of 0.1 mm.

4.7. The resistance of bubbles to climatic factors is determined by keeping bubbles packed in containers in a test chamber at an air temperature of minus (50 ± 3) and plus (50 ± 3) ° C for 4 hours, followed by exposure to normal climatic conditions according to GOST 15150 within 4 hours after each test.

After testing, the bubbles must comply with the requirements of clause 2.4.

4.3-4.7. (Changed edition, Amendment No. 1).

5. LABELING, PACKAGING, TRANSPORTATION AND STORAGE

5.1. General purpose bladders must be labeled with:

on the body at the neck - the manufacturer's trademark;

on the rim of the bottom - the retail prices of the first and second grades, the bubble number, the designation of this standard.

The marking of special-purpose bubbles must contain on one side the trademark of the manufacturer, retail price first and second grade; on the other side is the designation of this standard.

5.2. The markings on the bubbles are applied with an impression from the molds. The technical control stamp, grade and date of issue (quarter, year - the last two digits) are applied with marking paint (on the bottom of the general-purpose bubble and anywhere in the special-purpose bubble).

5.3. Bubbles are packed in cardboard boxes according to GOST 9421 , GOST 7933 or in corrugated cardboard boxes according to GOST 13841 , GOST 13511 , GOST 13512 , GOST 16511 , GOST 10131.

Each box contains no more than 10 bubbles of the same size.

(Changed edition, Amendment No. 1).

5.4. Each box or box made of corrugated cardboard is affixed with a label indicating: the name of the manufacturer and its trademark;

bubble symbol;

number of products;

release dates (quarter, year - last two digits); symbols of this standard; packer numbers; technical control stamp.

5.5. Each cardboard box or corrugated box must be tied with twine at GOST 17308 or polyethylene twine from film thread according to regulatory and technical documentation, cord according to GOST 29231 or covered with paper-based tape in accordance with GOST 18251 so that the box cannot be opened without compromising the integrity of the packaging.