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Ergosterol Standard Grade: for Crude Drugs Determination Storage condition: Keep at -20 degrees C. 规格：20MG Purity: 98.0+% (HPLC) Melting Point: 168 degrees C (165 degrees C) Boiling Point: 250 degrees C (0.01mmHg) Specific Rotation: -133 (D) (CHCl3) Synonym (22E)-Ergosta-5,7,22-trien-3beta-ol Ergosterol 24-Methylchlolesta-5,7,22-trien-3b-ol Provitamin D2 Viosterol (22E)-Ergosta-5,7,22-trien-3-beta-ol (3beta,22E)-Ergosta-5,7,22-trien-3-ol (3beta,22E)-Ergosta-5,7,22-trien-3-ol ergosterin ergosta-5:6,7:8,22:23-trien-3-ol CAS NO. 57-87-4 Molecular Formula C28H44O Molecular Weight 396.63 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 如有更多其它试剂产品需求与查询,请及时接洽：info@express-cn.com 或在我公司查询主页客户留言处（http://www.express-cn.com/expressgb/lyb.htm）留下您的查询内容，我们即会在当天为您作出回复。 伊普瑞斯科技有限公司 info@express-cn.com 总机：010-60206266 传真：010-60206773 www.express-cn.com