... in production of formic acid, oxalic acid, sodium hydrosulphite, formamide, leather industry SODIUM FORMATESPECS : Purity : 95%min. Sodium hydroxide :1.5% max. Sodium carbonate : 1.0 ... :1.2%max. Usage : Mainly used in production of formic acid, oxalic acid, sodium hydrosulphite, formamide, leather industry and oil field. Packing : in ...