HG/T 5501\uff5e5504-2018
HG/T 5502-2018
N -Methyl-4- (p -formylstyryl) pyridiniuID methyl sulfate
HG/T 5886\uff5e5889-2021
MT/T 371-1994
HG/T 5489-2018
o-Methoxyaniline-p -sulfonylethyl hydrogen sulfate ester
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
HG/T 5845\uff5e5848-2021
HG/T 5488\uff5e5491-2018
DZ/T 0064.67-2021
Methods for analysis of groundwater quality-Part 67:Determination of sulfide—N,N-dimethyl-1,4-phenylenediamine spectrophotometry
GB/T 6609.18-2004
Chemical analysis methods and determination of physical performanceof alumina--Determination of sulfate content--N,N-dimethyl-P-phenylenediamine spectrophotometric method
DZ/T 0064.67-1993
T/SDSCCE 039-2022
HG/T 5393\uff5e5395-2018
T/SDSCCE 040-2022
T/JSCIA 3-2024
T/SDSCCE 041-2022
GB/T 6609.18-1986
Methods for chemical analysis of aluminium oxide--The N,N-dimethyl-P-phenylenediamine photometric method for the determination of sulfate content
T/CPUIA 0003-2023
KS M ISO 422-2019
Photography — Processing chemicals —Specifications for p-methylaminophenol sulfate
32017R0062
Commission Implementing Regulation (EU) 2017/62 of 14 December 2016 concerning the authorisation of 3-(methylthio) propionaldehyde, methyl 3-(methylthio) propionate, allylthiol, dimethyl sulfide, dibutyl sulfide, diallyl disulfide, diallyl trisulfide, dimethyl trisulfide, dipropyl disulfide, allyl isothiocyanate, dimethyl disulfide, 2-methylbenzene-1-thiol, S-methyl butanethioate, allyl methyl disulfide, 3-(methylthio) propan-1-ol, 3-(methylthio)