储存温度：-20℃；分子式：C18H25NO6；分子量：351.39；；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 alkaloid；Occurrence：Senecio sp.；

储存温度：-20℃；分子式：C17H24O3；分子量：276.38；；Certification：This substance is supplied with certified chromatographic purity.；Special Notes：This substance is prepacked and available in 10 mg portions only. Orders of larger quantities will be delivered as the corresponding number of 10 mg portions (e.g. an order of 50 mg will be delivered as 5 x 10 mg).；运输条件：in styrofoam box together with -20℃ gel packs；Commodity description：ketone with other oxygen functions；Occurrence：Zingiber sp.；

储存温度：室温；分子式：C23H32O15；分子量：548.49；别名：3-O-Sinapoylsucrose；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；；运输条件：ambient conditions；Commodity description：natural glycoside；Occurrence：Polygala sp.；

储存温度：4℃；分子式：C29H50O；分子量：414.72；别名：α-Dihydrofucosterol; 22,23-Dihydrostigmasterol; 24α-Ethylcholesterol; Nimbosterol; α-Phytosterol; β-Sitosterin; Stigmast 5-ene 3β-ol；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；；运输条件：ambient conditions；Commodity description：sterol；Occurrence：Glycine sp. Gossypium sp. Serenoa sp. Triticum sp.；

储存温度：4℃；分子式：C30H50O3；分子量：458.73；别名：Soyasapogenin B; Soyasapogenol I；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；；运输条件：ambient conditions；Commodity description：cyclic alcohol；Occurrence：Glycine sp. Melilotus sp.；

储存温度：室温；分子式：C21H20O12；分子量：464.38；别名：3,3',4',5,7-Pentahydroxyflavone 4'-glucoside; Quercetin 4'-glucoside; Spiraein；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；；运输条件：ambient conditions；Commodity description：natural glycoside；Occurrence：Acacia sp. Allium sp. Crataegus sp. Cytisus sp. Filipendula sp. Geranium sp. Hamamelis sp.；

储存温度：室温；分子式：C38H60O18；分子量：804.89；别名：Steviosin；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；Special Notes：Because of its hygroscopicity this substance has been prepacked and is available in 20 mg portions only. Orders of larger quantities will be delivered as the corresponding number of 20 mg portions (e.g. an order of 60 mg will be delivered as 3 x 20 mg).；运输条件：ambient conditions；Commodity description：natural glycoside；Occurrence：Stevia sp.；

储存温度：-20℃；分子式：C14H18O2；分子量：218.30；；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：ketone alcohol；Occurrence：Pteridium sp.；

储存温度：-20℃；分子式：C34H22O22；分子量：782.54；；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；Special Notes：The substance is a mixture of Punicalin A and Punicalin B.；运输条件：in styrofoam box together with -20℃ gel packs；Commodity description：natural glycoside；Occurrence：Punica sp. Terminalia sp.；

储存温度：室温；分子式：C14H8O5；分子量：256.21；别名：Hydroxylizaric acid; 1,2,4-Trihydroxy 9,10-anthraquinone; Verantin；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；；运输条件：ambient conditions；Commodity description：quinone；Occurrence：Rubia sp.；