A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t2.20

v1.c12.t2.20

Vaikrānta is purified by being heated three days with the salts and the alkalies or by digestion with the acids, urines or a decoction of dolichos uniflorus and the plantain or of paspalum scrobiculatum. It is killed by being roasted in a covered crucible eight times in combination with sulphur and lemon juice and pasp. scrobi. 67-68