Oxalic Acid Dihydrate is used in various industrial applications such as a Precipitating agent in rare earth mineral processing, bleaching agent in textile activities and wood pulp bleaching, rust remover for metal treatment, grinding agent such as marble polishing, waste water treatment, calcium remover in water, cleaning and sterilizing equipment, reducing agent for photography and ink removal, purifying agent in pharmaceutical industry. Oxalic Acid is also used to remove food and rust satins from kitchen countertops, plumbing fixtures and fabrics. Physical And Chemical Properties Physical State: Fine White crystal Melting Point: 101-102C Boiling Point: 149-160C Specific Gravity: 1.6-1.7 Solubility in Water: 1 g/7ml Vapor Density: 4.4 NFPA Ratings: Health: 3; Flammability: 1; Reactivity:0 Flash Point: 163 C Stability: Stable under ordinary conditions Sales Specification Appearance:Fine white crystal Assay: > 99.60 % Ca: < 15 ppm Fe: < 15 ppm Na: < 15 ppm K: < 15 ppm Pb (Heavy Metal content): 10 ppm SO4 (Sulfate content): 800 ppm Packing 50 Lb bag, 44 bags per pallet 2204.60 Lb supersack, 1 supersack per pallet