... Phenobarbital, and Borneol, etc. 3. In Light industry: polishing for Marble, rust-remover, bleaching, dirt-remover, leather-processing, wood, ... industry, as bleaching agent for textile, substitute for Acetic acid, as coloring mordant for fast pigment dyestuff. 5. ... . In electron industry: preparation of chemicals raw material for porcelain capacitor, preparation of electron equipment detergent. 7. ...