GBZ standards: GBZ 2.1-2019 to GBZ 2.2-2007

2 standards in English, in code order.

1. GBZ 2.1-2019Occupational exposure limits for hazardous agents in the workplace—Part 1: Chemical hazardous agents$490.00
2. GBZ 2.2-2007Occupational exposure limits for hazardous agents in the workplace—Part 2: Physical agents$90.00