Rifampicin 产品信息 Form Brick red solid Primary Target DNA-dependent RNA polymerase in bacteria Purity ≥97% by HPLC (dry basis) Contaminants Heavy metals: ≤20 ppm Chemical formula C43H58N4O12 RTECS VJ7000000 CAS number 13292-46-1 Merck USA index 14, 8216 Storage +15°C to +30°C Ship Ambient Temperature Only Harmful & Carcinogenic / Teratogenic