维生素B2 (核黄素) CAS NO.:83-88-5 EINECS NO.:201-507-1 海关编码:2936230000 分子式:C17H20N4O6 分子量:376.37
Vitamin B2 (Riboflavin) CAS NO.:83-88-5 EINECS NO.:201-507-1 HS CODE:2936230000 Molecular Formula:C17H20N4O6 Molecular Weight:376.37
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