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Personne àcontacter Ms. ruimin
huanghe, Puyang, Henan
CAS RN.:******6 Molecular formula:CH2O2 Uses:For the preparation of formate, formic acid ester, formamide and so on, or also used in medicine, printing and dyeing, dye, leather industry Quality assay: Item Index Top grade First grade Qualified product Chromaï&frac*4;ˆPt-Coï&frac*4;‰â‰¤ *0 *0 Assay%≥ *0.0 *5.0 *5.0 Dilution testï&frac*4;ˆAcid+water=1*3ï&frac*4;‰%≤ no cloudy Qualified Chloride(as C1)%≤ 0.**3 0.**5 0.**0 Sulfate (as S*4)%≤ 0.**1 0.**2 0.**0 Iron (as Fe)%≤ 0.***1 0.***5 0.***0 Residue on evaporation %≤ 0.**6 0.**0 0.**0
