... has very strong hygroscopicity. Apt to dissolve it in water, send out heat when dissolving, the aqueous solution is alkaline, there ... corroding on fibre , skin , glass , pottery ,etc.. 3. Use: For the papermaking , production of cellulosic thick liquid and dregs of ... luster of mercerized cotton fabrics. The chemical industry is used for producing borax , Cymag , formic acid , oxalic acid , phenol ,etc ...