Description

Synonyms: Ethanedioic acid, dihydrate; oxalic acid dihydrate General descriptions: Molecular Formulaï&frac*4;šHOOCCOOH Molecular Weightï&frac*4;š *0.*4 CAS　NOï&frac*4;š *******7 Melting Piontï&frac*4;š**9.5 C/**1.5 C Boiling pointï&frac*4;š ******0 C Refractive indexï&frac*4;š1.**0 Flash Point: **3 C Stability: Stable under ordinary conditions HAZARD class: 8 (Packing Group:II) UN No: ***9 Other information:Hazard Symbols: XN, Risk Phrases: *1/*2, Safety Phrases: *4/*5 Appearanceï&frac*4;šColorless, transparent crystal or powder Applicationsï&frac*4;šThe best known use of oxalic acid is that as a wood bleaching ***** wood tends to turn a dark gray after being exposed and Oxalic acid solutions are used to lighten and brighten dingy gray ***** the refinishing of wood furniture, oxalic acid can be used after stripping to lighten and soft darker stained areas befor refinishing. Also there are a few other uses for oxalic acid are: Precipitating agent in Rare-earth mineral processing; Bleaching agent in the textile activities, wood pulp bleaching; Rust remover for Metal treatment; Used in commercial rust removers to remove rust stains from tubs and sinks. Grinding agent, such as marble polishing Waste water tratment, removing calcium in water. Use in cleaning and sterilizing homebrewing equipment. Useful as a reducing agent for photography and ink removal Used as purifying agent in pharmaceutical industry Rrock collectors, clean mineral specimens Remove food and rust stains from kitchen countertops, plumbing fixtures and fabric Specifications: Grade First-Grade High-Grade Assay *9.4%min *9.6%min Sulphate(As SO4) 0.1%max 0.*8%max Chloride(As CL) 0.**4%max 0.**2%max heavyMetalï&frac*4;ˆAs PBï&frac*4;‰ 0.**2%max 0.**1%max Ash 0.1%max 0.*8%max Iron(As PE) 0.**2%max 0.**1%max Appearance white crystal White crystal We also can supply other specifications according your requests! Packaging: In *5kgs, *0kgs net polywoven bag, inner with PE bag inside, or supply container pocket. Storage: