[product name] potassium oxalate [package specification] 500g / bottle [product performance] white monoclinic crystal, soluble in water. [main ingredients] potassium carbonate, oxalic acid, etc. [application] it is used in medicine making, straw hat bleaching, chemical reagent, fabric descaling agent, anticoagulant for venous blood sample, etc. [special storage conditions and methods] sealed and moisture-proof. [validity period] 3 years (subject to the production date).