UNE 30144:1960
ANALYSIS REAGENTS. METHYL ORANGE.
GB/T 1400-2014
Chemical reagent―Hexamethylene tetramine
HG/T 3449-2012
Chemical reagent-Methyl red
KS M 8225-2006(2023)
Methyl orange
HG/T 3481-2020
KS M 8225-2006(2018)
HG/T 5344-2018
Chemical reagent-2-Butanone
DB37/T 269-1999
HG/T 5350-2018
Biochemical reagent-Tris (hydroxymethyl ) aminomethane
GB/T 33089-2016
Chemical reagent—N,N-dimethyl-p-phenylenediamine dihydrochloride
HG/T 3481-1999
Chemical reagent 4-Methyl-2-pentanone
HG/T 2891-2011
GB/T 17521-1998
Chemical reagent--N,N-Dimethylformamide
GB/T 11736-1989
Standard method for hygienic examination of chlorine in air of residential areas — Methyl orange spectrophotometric method
YY/T 1525-2017
Test kit for methamphetamine (colloidal gold method)
HJ T 30-1999
HJ/T 30-1999
Stationary source emission—Determination of chlorine—Methyl orange spectrophotometric method
GB/T 16029-1995
Workplace air—Determination of chlorine—Methyl orange spectrophotometric method
KS M 8352-2020
Methyl yellow(Reagent)
T/CSTM 01012-2023