GB/Z 38062-2019
Nanotechnologies—Determination of specific surface area of graphene materials—Methylene blue adsorption method
GB/T 12496.10-1999
Test methods of wooden activated carbon--Determination of methylene blue adsorption
SN/T 3341-2012
GB/T 16489-1996
Water quality--Determination ofsulfide--Methylene blue spectrophotometric method
HJ 1226-2021
GB/T 44376.1-2024
Fine bubble technology—Water treatment applications—Part 1:Test method for evaluating ozone fine bubble water generating systems by the decolorization of methylene blue
GB/T 223.67-2008
Iron, steel and alloy - Determination of sulfur content -Methylene blue spectrophotometric method
HJ 824-2017
HJ 833-2017
GB.T 40897-2021
Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method
GB/T 40897-2021
Determination of alkali sulfides and alkaline earth sulfides in cosmetics—Methylene blue spectrophotometric method
GB/T 2441.9-2010
Determination of urea - Part 9: Methylenediurea content - Spectrophotometric method
GB/T 11060.2-2023
Natural gas—Determination of sulfur compound—Part 2: Determination of hydrogen sulfide content by methylene blue method
DB43/T 2200-2021
HJ 826-2017
ASTM C837-09(2024)
Standard Test Method for Methylene Blue Index of Clay
DB37/T 1780-2011
DB15/T 343-2000
GB/T 32696-2016
Photography—Determination of residual thiosulfate and other related chemicals in processed photographic materials—Methods using iodine-amylose,methylene blue and silver sulfide
GB/T 11060.2-1998
Natural gas—Determination of hydrogen sulfide content—Methylene blue method