Boric acid (H3BO3)  

CAS NO.: 11113-50-1

White crystalline, oxygen-bearing acid of boron found in certain minerals and volcanic waters or hot springs.

Uses:

Boric acid is used as a fireproofing agent for wood, as a preservative, and as an antiseptic. It is used in the manufacture of glass, pottery, enamels, glazes, cosmetics, cements, porcelain, leather, carpets, hats, soaps, artificial gems, and in tanning, printing, dyeing, painting, and photography.