
Standard method for hygienic examination of pyridine in air of residential areas—Cyanogen chloride-barbituric acid apectrophotometric method
NORM herausgegeben am 21.9.1989
Designation standards: GB/T 11732-1989
Note: UNGÜLTIG
Publication date standards: 21.9.1989
Country: Chinese technical standard
Kategorie: Technische Normen GB