GB/T 696-2008
Chemical reagent - Urea
HG/T 4014-2008
Chemical reagent-8-Hydroxyquinoline
HG/T 3480-2000
Chemical reagent Aminoacetic acid
HG/T 5350-2018
Biochemical reagent-Tris (hydroxymethyl ) aminomethane
GB/T 696-1994
Chemical reagent—Urea
HG/T 4016-2008
Chemical reagent-Sodium diethyldithiocarbamate trihydrate
GB/T 10704-1989
Chemical reagent--8-Hydroxyquinoline
GB/T 13648-1992
Chemical reagent--General rules for the determination of amino acids
T/CRIAC 0010-2020
GB/T 10727-1989
Chemical reagent--Sodium diethyldithiocarbamate trihydrate
T/CRIAC 0012-2020
T/CRIAC 0014-2020
T/CRIAC 0011-2020
GB 1261-1977
Basic chemical reagents(volumetry)--Anhydrous paramino-phenyl-sulfonic acid
GB/T 610.2-1988
Chemical reagent General method for the determination of arsenic (AgDDTC)
HG/T 3463-2000
Chemical reagent Arsenazo Ⅲ