GOST R 50990-1996
Respirators. Method of determination of dust penetrability coefficients

Standard No.

GOST R 50990-1996

Release Date

1996

Published By

RU-GOST R

Latest

GOST R 50990-1996

Scope

This standard applies to dust and gas-dust respirators designed to protect against exposure to

GOST R 50990-1996 Referenced Document

• GOST 17433-1980 Industries purity. Compressed air grades of contamination
• GOST 23932-1990 Laboratory glassware and equipment. General specifications
• GOST 24104-1988 General purpose laboratory balances and comparison balances. Performance. Specifications
• GOST 3647-1980 Abrasives. Grain sizing. Graininess and fractions. Test methods
• GOST 3956-1976 Silica gel for industrial use. Specifications

GOST R 50990-1996 history

• 1996 GOST R 50990-1996 Respirators. Method of determination of dust penetrability coefficients