This standard specifies the terminology, technical requirements, test methods and inspection rules for individual respirable dust samplers. This standard applies to samplers worn by individuals for continuous collection of respirable dust for 8 hours.
LD 40-1992 history
2008AQ 4204-2008 Personal sampler for respirable dust
1970LD 40-1992 Specifications for individual samplers for respirable dust
LD 40-1992 Specifications for individual samplers for respirable dust was changed to AQ 4204-2008 Personal sampler for respirable dust.