HG/T 4637-2014
Guaiacol (o-Hydroxyanisole)
HG/T 4637-2014
O-Hydroxybenzoic acid(Salicylic acid)
HG/T 4637-2014
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
Phthalic anhydride
HG/T 4637-2014
ο-Phenylenediamine
HG/T 4637-2014
o-Methoxyaniline-p -sulfonylethyl hydrogen sulfate ester
HG/T 4637-2014
p-Sodium sulphonate benzaldehyde
HG/T 4637-2014
D-(-)-para-hydroxyphenylglycine
HG/T 4637-2014
Determination of p-phenylenediamine,o-phenylenediamine and m-phenylenediamine in cosmetics
HG/T 4637-2014
HG/T 4637-2014
Classification method for the hazardous characterisitics of phthalic anhydride
HG/T 4637-2014
4,4’-Sulfonyldiphenol(Bisphenol-S)
HG/T 4637-2014
Chemical reagent - Potassium hydrogen phthalate
HG/T 4637-2014
pH primary reagent - Potassium hydrogen phthalate
HG/T 4637-2014
Rubber product - Determination of phthalate acid esters
HG/T 4637-2014
Working chemical - Potassium hydrogen phthalate
HG/T 4637-2014
HG/T 4637-2014
Dibutylphthalate for industrial use