Diltiazem EP Impurity D with CAS No:86408-45-9 is an impurity standard of Diltiazem. Diltiazem is a medication that treats high blood pressure, chest pain (angina) and irregular heartbeats. Diltiazem is relaxes blood vessels and the heart muscles by blocking calcium channels. Buy high quality Diltiazem EP Impurity D from from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Diltiazem EP Impurity D