GOST 12 4 256-2014 Occupational safety standards system Filtering protective clothing Method of determining the coefficient of package protection materials from fumes gases of toxi.pdf

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1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) 12.4.256 2014 , 12.4.2562014 II , 1.092 . 1.22009 . , . , , 1 - ( ) 2 3 , ( 29 2014 . 69-) : ( 3166) 00097 ( 3166) 00097 AM BY KG RU 4 24 2014 . 1178- 12.4.2562014 9 2014 . 5 , . () . , , 2015 , 12.4.2562014 1 , Occupati

2、onal safety standards system. Filtering protective clothing. Method of determining the coefficient of package protection materials from fumes, gases of toxic substances in dynamic conditions 20150909 1 , ( ) . , - . : - ; - ; - . 2 : 12.1.00491 . . 12.1.03081 . . , 6175 . . 177074 . , , , . 414774 .

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