T/CSBME 032-2021
HG/T 3713-2019
HG/T 5468-2018
HG/T 5467\uff5e5468-2018
ASTM E2409-20a
Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and Dipropylene Glycol
ASTM E2679-22
Standard Test Method for Acidity in Mono-, Di-, Tri- and Tetraethylene Glycol by
ASTM E2409-20
Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and Dipropylene Glycol
ASTM E2409-13
Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and Dipropylene Glycol
ASTM E2409-08
Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol (Gas Chromatographic Method)
ISO 6796:1981
Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
ASTM E2409-04
Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol (Gas Chromatographic Method)
UNE 55717:1984
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
ASTM E2679-09
Standard Test Method for Acidity in Mono-, Di-, Tri- and Tetraethylene Glycol by
Non-Aqueous Potentiometric Titration
ASTM D1615-60(1995)e1
Standard Test Methods for Glycerol, Ethylene Glycol, and Pentaerythritol in Alkyd Resins (Withdrawn 2004)