BORIC

adj. Bo’ri?k. Lat., boric us. Fr., borique. Ger., borisch, Bor- (in comp.). It., borico. Sp., bérico. Pertaining to or containing boron, [B.J—B. acid. Lat., acidum boricum. 7 acide borique. Ger., Borsäure. It., acido borico, Sp. dcido bérico. An acid containing boron as a trivalent radicle. Such acids include orthoborie acid (commonly called b. acid), meta boric acid, and pyroboric acid. For the two latter, see the major list. Orthoboric acid (the acidum boricum of the U. S. and Ger. Ph's; the acide borique cris tallisé of the Fr. Cod.) is a tribasic acid, H,BO3, forming white, shining, laminar crystals, devoid of odor, unctuous to the touch, slightly bitter, soluble in about 25 parts of cold water, in 3 of boiling water, in 6 of alcohol, and in 5 of glycerin. It forms salts properly called borates, although the term is often applied to the salts of pyroborie acid. [B.]—B. anhydride. A very hard, transparent, brittle gla , B,0,, left_after the expulsion of all the water from b. acid at a red heat. [A, 247,]—B. ether. Fr., éther borique. Ethyl mono borate. [* Proc. of the Am. Pharm. A oc.,"* xvi, p. 267 (B).|—B. oxide. See B. anhydride—B. salts. under Boron.