HG/T 3925-2014
Tolyltriazole
HG/T 5797-2021
Methyl disiIazane coupling agents
HG/T 5797\uff5e5798-2021
HG/T 5798-2021
Methyl divinyl disiloxane/disilazane coupling agent
HG/T 3925-2007
Tolyltriazole
GB/T 33317-2016
Plastics—Phenolic resins—Determination of hexamethylenetetramine content—Kjeldahl method,perchloric acid method and hydrochloric acid method
T/FSI 013-2017
T/FSI 004-2016
T/SHCDA 000002-2020
T/FSI 012-2017
GB/T 13747.6-2019
Methods for chemical analysis of zirconium and zirconium alloys—Part 6:Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry
YS/T 629.2-2007
Chemical analysis methods of high purity alumina Determination of ferric oxide Orthopenanthroline photometric method extracted with Methyl-iso-butyl ketone
HG/T 5250~5252-2017
20231371-T-606
Plastics — Phenolic resins — Determination of hexamethylenetetramine content\r Kjeldahl method,perchloric acid method and hydrochloric acid method
BS PD IEC/TR 62456:2007
An electrochemical reference system for use in different solvent media. The decamethylated ferricinium/ferrocene redox couple
IEC TR 62456:2007
An electrochemical reference system for use in different solvent media - The decamethylated ferricinium/ferrocene redox couple
YS/T 520.1-2007
Chemical analysis of gallium—Part 1:Determination of copper content—The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline spectrophotometric method
HG/T 3574-1990
KS M ISO 8988-2010(2020)
Plastics-Phenolic resins-Determination of hexamethylenetetramine content-Kjeldahl method, perchloric acid method and hydrochloric acid method
ISO 23697-1:2023
Water quality — Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes — Part 1: Dimethylphenol colour reaction