... of formic acid, oxalic acid, sodium hydrosulphite, formamide, leather industry and oil field 1.Sodium Formate 2.Purity 3.white crystal ... 4.Usage: tannery, formic acid, oxalic acid, etc 25/50 kg/ plastic woven bagSodium Formate ... in the production of the Formic Acid, Oxalic Acid, Sodium Hydrosulphite, Fromamide, Leather industry and Oil field. Specification:HCOONa ...