Henan Zhengzhou Chemicals is a HENAN ZHENGZHOU CHEMICALS based in ZHENGZHOU , China. Henan Zhengzhou Chemicals is a member of exporthub.com since August, 2007. Our business is related to Chemicals industry and we specifically deal in CHEMICALS. Please find our product details below:Sell Formic AcidFormula: C4H4O4 M.W.: 116.07 Description: White or colorless crystals with sour of fruit,slightly soluble in water,soluble in alcohol,specific gravity 1.635,melting point 290°C. Assay: 99.5% min Arsenic: 3ppm max Heavy metals(Pb): 10ppm max Maleic acid: 0.1% max Residue on ignition: 0.1% max moisture: 0.5% max The above specifications conform to FCC4 Uses: Used as sour agent in food industry and for producing resins and other chemicals.Sell Oxalic AcidFormula:H2C2O4.2H2OM.W.:126.06Grade:TechnicalDescription:Colourless,odourless bright crystals,efflorescent in warm dry air,soluble in water,alcohol but insoluble in water,alcohol but insoluble in benzene,chloroform,poisonous.Specifications:Content ≥99.6%SO42- ≤0.04%Residue on ignition ≤0.10%Heavy metal(Pb) ≤0.002%Fe ≤0.002%Chloride(Cl) ≤0.005%Uses:Pharmaceutical industry,precipitating agent of rare earth elements,bleaching,metal and marble polish,cleanser removing stains,tanning industry,printing and dyeing catalytic agent,anti-shrinkage finishing of paper,manufacturing oxalates.Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.