Quality specification USP30 CAS:59-67-6 Colorless needle crystal, soluble in boiling water and boiling alcohol, insoluble in propylene glycol, chloroform and alkali solution, insoluble in ether and the lipid solvent. To sublimate, odorless, micro has sour odor. 1.To promote the health of the digestive system, reducing the gastrointestinal disorders; 2.Prevention and mitigation of severe migraine; 3.Promote blood circulation, decreased blood pressure; 4.Reduce diarrhea;