HG/T 4715-2023
HG/T 4715-2023
2,5-Dichluronitrobenzene
HG/T 4715-2023
Water quality--Determination of nitrobenzene, mononi-trotoluene (MNT), nitrochlorobenzene and oinitrotoluene (ONT)--Gas chromatography
HG/T 4715-2023
Determination of nitrobenzene,nitrotuluene and dinitrotoluene in cosmetics for import and export
HG/T 4715-2023
HG/T 4715-2023
Chemical reagent 2,4-Dinitrophenylhydrazine
HG/T 4715-2023
Air quality--Determination of nitrobenzene(mononitro and dinitro-compound)--Reduction by zinc-N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric method
HG/T 4715-2023
Standard method for hygienic examination of dinitrobenzene and nitrochlorobenzene in drinking water sources—Gas chromatography
HG/T 4715-2023
HG/T 4715-2023
Determination of chloroform,benzene,carbon tetrachloride,chloropicrine,nitrobenzene and dichlorotoluene in cosmetics
HG/T 4715-2023
HG/T 4715-2023
HG/T 4715-2023
Workplace air—Determination of dinitrobenzene—Gas chromatographic method
HG/T 4715-2023
Maximum limits of chlorobenzene,1,2-dichlorobenzene,1,4-dichlorobenzene,nitrobenzene for irrigation water quality
HG/T 4715-2023
Workplace air—Determination of nitrobenzene—Naphthyl ethylenediamine dihydrochloride spectrophotometric method
HG/T 4715-2023
Determination of total ascorbic acid in fruits, vegetables and derived products—Flourometric method and colorimetric method
HG/T 4715-2023
Method for determination of total ascorbic acid in fruits, vegetables and derived products—Fluorometric method and colorimetric method\r 2.4-dinitrophenylhydrazine
HG/T 4715-2023
Standard Test Method for Trace Quantities of Carbonyl Compounds with 2,4-Dinitrophenylhydrazine
HG/T 4715-2023
Nitrobenzene
HG/T 4715-2023
POTASSIUM DINITROHYDROXY HYDROBENZOFUROXAN (FOR USE IN AMMUNITION)