NF S74-527-1/IN1*NF EN 943-1/IN1:2019 Protective clothing against dangerous solid, liquid and gaseous chemicals, including liquid and solid aerosols - Part 1 : performance requirements for Type 1 (gas-tight) chemical protective suits
2019NF S74-527-1/IN1*NF EN 943-1/IN1:2019 Protective clothing against dangerous solid, liquid and gaseous chemicals, including liquid and solid aerosols - Part 1 : performance requirements for Type 1 (gas-tight) chemical protective suits