This standard specifies the method for the determination of the concentration of hydrogen chloride and hydrochloric acid in the workshop air by mercury thiocyanate spectrophotometry. This standard applies to the determination of the concentration of hydrogen chloride and hydrochloric acid in the air of workshops producing and using hydrogen chloride and hydrochloric acid.
GB/T 16109-1995 history
1996GB/T 16109-1995 Workplace air--Determination of hydrogen chloride and hydrochloric acid--Mercuric rhodanate spectrophotometric method
GB/T 16109-1995 Workplace air--Determination of hydrogen chloride and hydrochloric acid--Mercuric rhodanate spectrophotometric method was changed to GBZ/T 160.37-2004 Methods for determination of chlorides in the air of workplace.