HG/T 3926-2021
HG/T 3926-2021
Textiles―Determination of perfluorooctane sulfonates and perfluoroalkyl carboxylates
HG/T 3926-2021
Water treatment chemicals:2-Hydroxyphosphonoacetic acid
HG/T 3926-2021
HG/T 3926-2021
Leather and fur—Chemical tests—Determination of perfluorooctane sulphonates(PFOS) and perfluorooctanoic acid(PFOA) content
HG/T 3926-2021
Determination of perfluorooctane sulfonates(PFOS) and perfluorooctanoic acid(PFOA) for separation membranes—Liquid chromatography-tandem mass spectrometry method
HG/T 3926-2021
Determination of perfluorooctane sulfonates (PFOS) in the fluorine-containing products and consumer products - High performance liquid chromatography-tandem mass spectrometry
HG/T 3926-2021
Determination of perfluorooctane sulfonates (PFOS) in the food packaging material—High performance liquid chromatography-tandem mass spectrometry
HG/T 3926-2021
HG/T 3926-2021
HG/T 3926-2021
Standard Test Method for Hydroxyl Groups Using Reaction with
HG/T 3926-2021
Determination of harmful substances in textile dyeing and finishing auxiliaries—Part 2:Determination of perfluorooctane sulfonates and perfluorooctanoicacid—HPLC-MS/MS method
HG/T 3926-2021
HG/T 3926-2021
Surface active agents - Determination of hydroxyl value. p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide
HG/T 3926-2021
Surface active agents. Determination of hydroxyl value. p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide
HG/T 3926-2021
Surface active agents - Determination of hydroxyl value - p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide
HG/T 3926-2021
Standard Test Method for Hydroxyl Groups Using Reaction with
HG/T 3926-2021
Standard Test Method for Hydroxyl Groups Using Reaction with
HG/T 3926-2021
Standard Test Method for Hydroxyl Groups Using Reaction with p-Toluenesulfonyl Isocyanate (TSI) and Potentiometric Titration with Tetrabutylammonium Hydroxide
HG/T 3926-2021
Standard Test Method for Hydroxyl Groups Using Reaction with p-Toluenesulfonyl Isocyanate (TSI) and Potentiometric Titration with Tetrabutylammonium Hydroxide