Adipic Acid, Propylene Glycol, Maleic Anhydride manufacturer / supplier in China, offering Diethylenetriamine (DETA) Purity 99% Min Min CAS 111-40-0 I Un2079 Density 0.955, Triethylenetetramine / Teta / Used for Alkaline Gas Dehydrating Agent, Diethanolamine- Chemical Reagent Dea (2-hydroxyethyl) Amine 2- (2-hydroxyethylamino) Ethanol CAS No. 111-42-2 Diethanolamine and so on.