GB/T 23671-2023
2-Hydroxy-6-naphthoic acid
HG/T 2745-2023
HG/T 4416-2012
HG/T 2745-2012
GB/T 23671-2009
2-Hydroxy-6-naphthalene carboxylic acid
HG/T 3752-2014
6-NItro-1,2-azoxynaphthalene -4-sulfonic acid
GB/T 1648-2013
H-acid monosodium salt(1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt)
GB/T 15501-1995
Air quality--Determination of nitrobenzene(mononitro and dinitro-compound)--Reduction by zinc-N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric method
DB37/T 2391-2013
HG/T 2745-2006
2-Hydroxy-3-naphthoic acid
HG/T 2745-1996
T/ZZB 0704-2018
GB/T 1648-2007
1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid monosodium salt(H-acid monosodium salt)
HG/T 3752-2004
GB/T 16114-1995
Workplace air—Determination of chloronitrobenzene—N-(1-naphthyl)-ethylenediamine dihydrochloride spectrophotometric method
GB/T 16115-1995
Workplace air—Determination of chlorodinitrobenzene—N-(1-naphthyl)-ethylenediamine dihydrochloride spectrophotometric method
GB/T 16102-1995
Workplace air—Determination of nitrobenzene—Naphthyl ethylenediamine dihydrochloride spectrophotometric method
GB/T 1648-2001
H-acid monosodium salt(1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid monosodium salt)
MIL MIL-A-23894 Notice 1-Cancellation
ALPHA-NITRONAPHTHALENE (FOR USE IN EXPLOSIVES) (NO S/S DOCUMENT)
HG/T 3463-2000
Chemical reagent Arsenazo Ⅲ