sodium formate--the chemical formula is HCOONa.2H2O with the smell of the formic acid , and easy to sissolve in the water and teh glycerine, slight soluble in ethy alclhol.it is the white granular or crytstallization powder, and widely used for the leather industry, chrome tanning method camouflage acid:dyeing and finish industry in reducing agents also used for producing of the oxalic acid and formic acid .