HG/T 4637-2014
Guaiacol (o-Hydroxyanisole)
HG/T 4637-2014
Non-ionic surface active agents-Polyalkoxylated derivatives -Determination of hydroxyl value-Phthalic anhydride method
HG/T 4637-2014
Non-ionic surface active agents—Polyalkoxylated derivatives—Determination of hydroxyl value—Phthalic anhydride method
HG/T 4637-2014
O-Hydroxybenzoic acid(Salicylic acid)
HG/T 4637-2014
1-Hydroxyethylidene-1,1-diphosphonate acid
HG/T 4637-2014
Phthalic anhydride
HG/T 4637-2014
4,4’-Sulfonyldiphenol(Bisphenol-S)
HG/T 4637-2014
Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
HG/T 4637-2014
ο-Phenylenediamine
HG/T 4637-2014
o-Dicholorobenzene
HG/T 4637-2014
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
HG/T 4637-2014
Dibutylphthalate for industrial use
HG/T 4637-2014
Di-(2-ethylhexyl)phthalate for industrial use
HG/T 4637-2014
o-Dicholorobenzene
HG/T 4637-2014
HG/T 4637-2014
Plastics - Di-hydroxyl polyether polyols
HG/T 4637-2014
HG/T 4637-2014
HG/T 4637-2014
Test Method for Hydroxyl Groups by Phthalic Anhydride Esterification (Withdrawn 2001)
HG/T 4637-2014