This standard specifies the spectrophotometric method for the determination of hydrogen cyanide and hydrogen cyanide in workshop air by sodium isonicotinate-sodium barbiturate. This standard applies to workshops that produce and use hydrogen cyanide or hydrogen cyanide, including the determination of pharmaceutical manufacturing, synthetic fibers and plastics, electroplating, steel quenching, ore dressing, etc.
GB/T 16033-1995 history
1996GB/T 16033-1995 Workplace air--Determination of hydrogen cyanide and cyanides--Sodium isonicotinate-sodium barbiturate spectrophotometric method
GB/T 16033-1995 Workplace air--Determination of hydrogen cyanide and cyanides--Sodium isonicotinate-sodium barbiturate spectrophotometric method was changed to GBZ/T 160.29-2004 Methods for determination of inorganic nitrogen compounds in the air workplace.