GB 10439-1989

Hygienic standard for mixed dust from fluorspar in the air of workplace

STANDARD published on 24.2.1989

English, Chinese -
electronic design (pdf) (190.80 USD)

The information about the standard:

Designation standards: GB 10439-1989
Note: WITHDRAWN
Publication date standards: 24.2.1989
Country: Chinese technical standard
Category: Technical standards GB