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Surface active agents - Determination of the total polyethylene glycol content of non-ionic surface active agents (EO adducts) by HPLC/GPC
90.60 Close of review
Surface active agents - Determination of stability in hard water
90.60 Close of review
Surface active agents - Determination of the polyethylene glycol content according to molar mass in non-ionic surface active agents (ethoxylated) by HPLC/ELSD
90.60 Close of review
Surface active agents - Determination of pH value of solutions or dispersions
90.60 Close of review
Surface active agents - Determination of foaming power - Perforated disc beating method
90.93 Standard confirmed
Surface active agents - Preparation of water with known calcium and magnesium hardness
90.93 Standard confirmed
Surface active agents - Determination of the water number of alkoxylated products
90.93 Standard confirmed
Surface active agents - Determination of the 1,4-dioxane content in alkyl-ethoxy-sulfate products by GLC/head space procedure
90.60 Close of review
Surface active agents - Determination of water content - Karl Fischer method
90.93 Standard confirmed
Surface active agents - Determination of ethylene oxide and propylene oxide groups in ethylene oxide and propylene oxide adducts
60.60 Standard published
Surface active agents - Determination of ethylene oxide and propylene oxide groups in ethylene oxide and propylene oxide adducts
90.92 Standard to be revised
Surface active agents - Determination of the active matter content in alkyldimethylbetaines
60.60 Standard published
Surface active agents - Determination of the active matter content in alkyldimethylbetaines
90.93 Standard confirmed
Surface active agents - Determination of the content of non-ionic substances in anionic surface active agents by high performance liquid chromatography (HPLC)
90.60 Close of review
Surface active agents - Gas chromatographic trace determination of free ethylene oxide in ethoxylates
90.93 Standard confirmed
Surface active agents - Determination of dialkyl-tetralins content in linear alkylbenzene by high performance liquid chromatography (HPLC)
90.60 Close of review
Surface active agents - Determination of free amine content of alkyl dimethyl betaines
90.93 Standard confirmed
Surface active agents - Determination of amide nitrogen content - Potentiometric titration
60.60 Standard published
