General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
2017-03
Latest
GB 18542-2001
Scope
This standard stipulates the maximum allowable concentration and time-weighted average allowable concentration of zeolite (non-fibrous) dust containing less than 10% free silica in the workshop air. This standard is applicable to various workplaces where zeolite is mined, processed and used.
GB 18542-2001 history
2001GB 18542-2001 Occupational exposure limit for zeolite dust in the air of workplace