Oxalic acid CAS NO.144-62-7

Oxalic Acid Specification of Oxalic Acid: CAS No.: 144-62-7 Chemical Formula: H2C2O4 Molecular Weight: 90.04 EINECS No.: 205-634-3 Appea…

Oxalic Acid Specification of Oxalic Acid: CAS No.: 144-62-7 Chemical Formula: H2C2O4 Molecular Weight: 90.04 EINECS No.: 205-634-3 Appearance: Colorless, odorless bright crystals Product name: Oxalic Acid, Oxalic Acid 99.6%, Acid, Oxalic Acid Dihydrate, Refining Oxalic Acid, Oxalic, Ethanedionic acid, Anhydrous Oxalic Acid. Package: 25kg net in plastic woven bags lined with plastic bags Uses: In Metallurgy industry: As precipitating and separating function for Rare-earth metal. In pharmaceutical industry: Used in Tetracyline, Oxtetracycline, and Borneol, etc. In Light industry: Polishing for Marble, rust-remover, bleaching, dirt-remover, leather-processing, wood, and aluminium products etc. In Dyeing and printing industry: As reducing agent for dyeing and printing industry, as bleaching agent for textile, substitute for Acetic acid, as coloring mordant for fast pigment dyestuff. In organic synthetic: Used in 2133 resin, Urea-formaldehyde molding powder, Butadiene catalyst, etc. In electron industry: Preparation of chemicals raw material for porcelain capacitor, preparation of electron equipment detergent In other aspects: As analysis reagent, raw material of chemicals. index Wonderful grade First grade Up to grade purity(H2C2O4· H2O)% ≥ 99.6 99.4 99.0 sulphate group(SO4 -2 ) % ≤ 0.0010 0.003 0.005 Ash % ≤ 0.01 0.015 0.08 heavy metal(Pb +2 ) % ≤ 0.00005 0.0001 0.0005 Fe +3 % ≤ 0.00005 0.0001 0.0005 Cl - % ≤ 0.0005 0.0005 0.001 Ca +2 % ≤ 0.0001 0.00015 0.0005 Al % ≤ 0.0001 0.0001 0.0001 Mg % ≤ 0.00005 0.00001 0.00001 Na % ≤ 0.00015 0.0002 0.0005 As % ≤ 0.00001 0.00001 0.00001