GB/T 1291-2008
Chemical reagent - Potassium hydrogen phthalate
HG/T 3479-2003
Chemical reagent o-Phthalic anhydride
GB/T 32440.2-2024
Footwear—Chemical tests—Determination of phthalate—Part 2:Without solvent extraction
GB/T 32440.1-2023
Footwear—Chemical tests—Determination of phthalate—Part 1:Solvent extraction
T/CSTM 00411-2021
GB/T 2910.9-2024
Textiles—Quantitative chemical analysis—Part 9: Mixtures of acetate with certain other fibres (method using benzyl alcohol)
HG/T 2532-1993
DZ/T 0458-2023
GB/T 1291-1988
Chemical reagent—Potassium hydrogen phthalate
T/CSTM 00711-2022
20242692-T-607
Leather and fur—Chemical tests—Determination of phthalate content
HG/T 3463-2000
Chemical reagent Arsenazo Ⅲ
GB/T 2910.9-2009
Textiles - Quantitative chemical analysis - Part 9: Mixtures of acetate and triacetate fibres (method using benzyl alcohol)
KS M ISO 4327-2003(2023)
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
ISO 6796:1981
Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
ISO 1833-9:2019
Textiles — Quantitative chemical analysis — Part 9: Mixtures of acetate with certain other fibres (method using benzyl alcohol)
UNE 55717:1984
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
ASTM E326-96
Test Method for Hydroxyl Groups by Phthalic Anhydride Esterification (Withdrawn 2001)
32018R2005
EN ISO 1833-9:2019