... acetone , ether . Corrosivity is extremely strong, have function of corroding on fibre , skin , glass , pottery ,etc..3 ... the soap , formate production of washing the silk ribbon pharmaceutical , formating the fatty acid and refinement moving the vegetable ... and pharmaceutical of silky luster of mercerized cotton fabrics. It is also used for producing borax , Cymag , formic acid , oxalic acid , phenol ...