propylene glycol is the main raw material of unsaturated polyester, epoxy resins, Polyurethane Resin , is used as hygroscopic agent, anti-freeze agent, lubricant and solvent in food industry, ....
our company is an export-oriented company mainly dealing with chemical products. We mainly supply Triethylamine , Fumaric acid , Melamine, Maleic anhydride , Gum Rosin, PVC and Pentaerythritol , etc.....
mainly used in soapmaking, paper making, printing ink, oil paint and oter industry areas.
the maleic anhydride is produced by vapor fixed bed oxidation from benzene, it' s molecular weight: 98 ; molecular formula: C4H2O3.maleic anhydride is white needle crystalloid with pungent odor, it....
fumaric acid Used as food acids, it has great importance to bacteriostatic finish acidifier , flavor and so on.