English name:QA 21,QA 21V1,QS-21-API,SAPONIN QA 21V1,stimulon Molecular formula:C48H78O22 Appearance: powder Melting point : Molecular weight:1990.13 Cas no. :141256-04-4 Plant sources: quillaja saponaria Note: content hplc-elsd> 98%, product is independent of the company's r & d technical staff, has great advantages in price and abundant supply all year round. 100mg