HG/T 6157-2023
HG/T 6157-2023
Hydroxyacetonitrile for industrial use Determination of hydroxyacetonitrile,formaldehyde and hydrocyanic acid
HG/T 6157-2023
Determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in cosmetics - High performance liquid chromatography
HG/T 6157-2023
Determination of butyl hydroxy anisole,dibutyl hydroxy toluene,tertiary butyl hydroquinone,ethoxyquin and propyl gallate in feeds
HG/T 6157-2023
HG/T 6157-2023
Determination of oxyquinoline and nitroxoline in cosmetics—High performance liquid chromatography
HG/T 6157-2023
Determination of butyl hydroxy anisole, dibutyl hydroxy toluene and ethoxyquin in feeds
HG/T 6157-2023
HG/T 6157-2023
Determination of butyl hydroxy anisole,dibutyl hydroxy toluene,ethoxyquin and propyl gallate in feeds
HG/T 6157-2023
Paper,board and pulps—Determination of 2,2-bis(4-hydroxyphenyl) propane (bisphenol A )—Liquid chromatography
HG/T 6157-2023
HG/T 6157-2023
HG/T 6157-2023
Implants for surgery—Hydroxyapatite—Part 3: Chemical analysis and characterization of crystallinity ratio and phase purity
HG/T 6157-2023
Ferromolybdenum―Determination of molybdenum content―Lead molybdate gravimetric method,ammonium metavanadate titration method and 8-hydroxyquinoline gravimetric method
HG/T 6157-2023
HG/T 6157-2023
BS EN 1240. Adhesives. Determination of hydroxyl value and/or hydroxyl content
HG/T 6157-2023
ADHESIVES. DETERMINATION OF HYDROXYL VALUE AND/OR HYDROXYL CONTENT.
HG/T 6157-2023
HG/T 6157-2023
GC-MS and LC-MS/MS examination methods for γ-hydroxybutyric acid in biological samples
HG/T 6157-2023
Implants for surgery—Calcium phosphates—Part 3:Hydroxyapatite and beta-tricalcium phosphate bone substitutes