This standard specifies the method for the determination of pyridine concentration in workshop air by barbituric acid spectrophotometry. This standard applies to the determination of pyridine concentration in the air of workshops where pyridine is produced and used.
GB/T 16116-1995 history
1996GB/T 16116-1995 Workplace air--Determination of pyridine--Barbituric acid spectrophotometric method
GB/T 16116-1995 Workplace air--Determination of pyridine--Barbituric acid spectrophotometric method was changed to GBZ/T 160.75-2004 Methods for determination of heterocyclic compounds in the air of workplace.