HG/T 5488
HG/T 5488
Non-ionic surface active agents—Polyalkoxylated derivatives—Determination of hydroxyl value—Phthalic anhydride method
HG/T 5488
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
HG/T 5488
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
HG/T 5488
O-Hydroxybenzoic acid(Salicylic acid)
HG/T 5488
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
HG/T 5488
Non-ionic surface active agents — Polyalkoxylated derivatives — Determination of hydroxyl value — Phthalic anhydride method
HG/T 5488