Shijiazhuang Saiya Chemical Co.,Ltd, professionaly produces inorganic pigments, includes iron oxide red,(yellow, black, green,etc); carbon black; titanium dioxide,chromium oxide green，zinc oxide，oxalic acid, yellow lead，etc. If you want to buy..

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Formula: HNO3 Application: Can be used in medicine, dyestuff, equipment for taking photos. It is also one of the important materials of explosive industry. Appearance: Light yellow, transparent liquid Physicochemical characteristics: The specific..

sodium sulphate, Phthalic anhydride(PA) Phthalic anhydride is an important organic chemical material, widely used in producing of plastics, alkyd ,dyeing, certain medic... PA phthalic anhydride (85-44-9) FORMULA: C8H4O3 CAS NO.:..

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