Pharmaceutical IntermediateChina Butanediol 1 4 Bdo 99.5% 110-63-4 Butanediol Liquid 49851-31-2 1009- 11-6 5337-93-9 1009-14-9 606-28-0 42916-73-4 Bdo, Find details about China Research Chemical, Pharmaceutical Intermediates from Butanediol 1 4 Bdo 99.5% 110-63-4 Butanediol Liquid 49851-31-2 1009- 11-6 5337-93-9 1009-14-9 606-28-0 42916-73-4 Bdo