... 17% min, special for agricuture; used for making ceramics. Glazes, cements, wicks etc. Boric AcidFormula: H3BO3Description: White or ... 39.1Uses: It is chemical used for making ceramics. Glazes, cements, wicks, food preservative, special glasses; also ... industry, fire- proofing compositions and linings for safes; also for pogments; enmel paints, paper glazes, cosmetics, soaps, textiles, medicines ...