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
GB/T 15336-2013
Phthalic anhydride
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Test Method for Hydroxyl Groups by Phthalic Anhydride Esterification (Withdrawn 2001)
GB/T 31516-2015
Classification method for the hazardous characterisitics of phthalic anhydride
GB/T 11405-2006
Dibutylphthalate for industrial use
GB/T 11406-2001
Di-(2-ethylhexyl)phthalate for industrial use
GB 6857-2008
pH primary reagent - Potassium hydrogen phthalate
GB/T 1291-2008
Chemical reagent - Potassium hydrogen phthalate
GB/T 29608-2013
Rubber product - Determination of phthalate acid esters
GB 1257-2007
Working chemical - Potassium hydrogen phthalate
GB/T 31514-2015
Classification method for the hazardous characterisitics of tetrahydrophthalic acid anhydride
GB 10730-2008
Primary chemical - Potassium hydrogen phthalate
ISO 4327:1979
Non-ionic surface active agents — Polyalkoxylated derivatives — Determination of hydroxyl value — Phthalic anhydride method
HG/T 4887-2016
Diisononyl phthalate (DINP) for industrial use
HG/T 4071-2008
Diisobutyl phthalate for industrial use
SN/T 5285-2021
GBZ/T 300.130-2017
Determination of toxic substances in workplace air-Part 130:Dibutyl phthalate and diotyl phthalate
GB/T 15336-2006
Phthalic anhydride