储存温度:-20℃;分子式:C45H72O16;分子量:869.06;别名:Astrasieversianin IV; Cyclosieversioside B;Certification:This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).;;运输条件:in styrofoam box together with -20℃ gel packs;Commodity description:natural glycoside;Occurrence:Astragalus sp.;