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  4. Standard "GOST 12.4.157-75"
Standard GOST 12.4.157-75 1.1.1976 preview

GOST 12.4.157-75

Occupational safety standards system. Industrial filtering gas masks and respirators. Nephelometric methods for determination of penetration coefficient of oil mist under the face part



STANDARD published on 1.1.1976


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153.00 USD

The information about the standard:

Designation standards: GOST 12.4.157-75
Publication date standards: 1.1.1976
SKU: NS-378999
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Russian technical standard
Category: Technical standards GOST

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The category - similar standards:

Respiratory protective devices

Annotation of standard text GOST 12.4.157-75 :

Implemented changes and corrections:

Amd. 11.80

Amd. 8.85

Amd. 9.90

Similar standards:

GOST 12.4.156-75GOST 12.4.156-75..

1.1.1976

GOST 12.4.158-90GOST 12.4.158-90..

1.1.1991

GOST 12.4.159-90GOST 12.4.159-90..

1.1.1991

GOST 12.4.160-90GOST 12.4.160-90..

1.1.1991

GOST 12.4.161-75GOST 12.4.161-75..

1.1.1976

GOST 12.4.166-85GOST 12.4.166-85..

WITHDRAWN
1.1.1987

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