KS M 8225-2006(2023)
Methyl orange
KS M 8225-2006(2018)
DB37/T 269-1999
GB/T 11736-1989
Standard method for hygienic examination of chlorine in air of residential areas — Methyl orange spectrophotometric 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
T/CSEE 0184-2021
UNE 30144:1960
ANALYSIS REAGENTS. METHYL ORANGE.
VDI 3488 Sheet 1
Gaseous emission measurement; measurement of chlorine and oxides of chlorine; methyl orange method
ISO 2489:1973
Potassium sulphate for industrial use — Determination of acidity to methyl orange
VDI 2458 Sheet 1
Gaseous air pollution measurement; measurement of chlorine concentration; methylorange method
32017R0058