Sodium formate is mainly used to produce tannery, formic acid, oxalic acid and sodium hydrosulfite. By product, so it is cheap Appearance: ... ≥97% in products,organic ≤2%,chloride ≤ 0.5%.Uses: Sodium formate is mainly used to produce tannery, formic acid, oxalic acid and sodium hydrosulfite ... (DRY),%≥95≥93 MOISTURE&VOLATILE MATTER, %≤2.0≤3.0 ORGANIC IMPURITIES (DRY) ,%≤4.5≤6.5CHLORIDE (DRY),%≤0.20≤0 ...