GB/T 33090-2016
Chemical reagent—N-(1-naphthyl)ethylenediamine dihydrochloride
GB/T 33090-2016
GB/T 33090-2016
GB/T 33090-2016
GB/T 33090-2016
Determination of N,N-bis(2-hydroxyethyl)-p-phenylenediamine,N,N-dimethyl-p-phenylenediamine,N,N-diethyl-p-phenylenediamine,N-phenyl-p-phenylenediamine and their salts in oxidative hair dyes for export-High performance liquid chromatography
GB/T 33090-2016
Determination of nitrite in the wet precipitation--N-(1-naphthyl)-1, 2-diaminoethane dihydrochloride spectrophotometry
GB/T 33090-2016
m-Hydroxy-N,N-diethylanline
GB/T 33090-2016
N-1-Naphthylethylenediamine dihydrochloride
GB/T 33090-2016
N-1-Naphthylethylenediamine dihydrochloride
GB/T 33090-2016
Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethy lenediamine
GB/T 33090-2016
GB/T 33090-2016
GB/T 33090-2016
GB/T 33090-2016
ETHYL CENTRALITE &CARBAMITE& (SUPERSEDING MIL-E-255)
GB/T 33090-2016
Photography (Chemicals) - Ethylenediaminetetraacetic Acid (EDTA) [(Ethylenedinitrolo)tetraacetic Acid], and Its Salts (reaffirmation and redesignation of ANSI/NAPM IT4.185-1987 (R1995))
GB/T 33090-2016
GB/T 33090-2016