储存温度：4℃；分子式：C14H12O3；分子量：228.25；别名：3,4',5-Stilbenetriol; trans-3,4',5-Trihydroxystilbene；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：polyphenol；Occurrence：Abies sp. Fallopia sp. Picea sp. Polygonum sp. Trifolium sp. Veratrum sp. Vitis sp.；

储存温度：室温；分子式：C16H12O7；分子量：316.27；别名：7-Methoxyquercetin; 7-Methylquercetin; Quercetin 7-methyl ether; β-Rhamnocitrin; 3,3',4',5-Tetrahydroxy 7-methoxyflavone；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：oxygen-heterocyclic compound；Occurrence：Anthyllis sp. Erysimum sp. Euphorbia sp. Tamarix sp.；

储存温度：室温；分子式：C21H24O9；分子量：420.42；别名：Ponticin; Rhaponticoside; Rhapontin; trans-3,3',5-Trihydroxy 4'-methoxystilbene 3-β-D-glucoside；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：Rheum sp.；

储存温度：室温；分子式：C15H10O7；分子量：302.24；别名：Norkanugin; 3,3',4',5',7-Pentahydroxyflavone；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：oxygen-heterocyclic compound；Occurrence：Acacia sp. Gleditsia sp. Robinia sp.；

储存温度：室温；分子式：C17H21NO5 × HBr；分子量：400.26；别名：Hyoscine N-oxide hydrobromide；Certification：This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).；Special Notes：The counterion is determined quantitatively and treated as an impurity in the calculation of the absolute purity. The assigned absolute purity on the certificate of analysis therefore refers to the pure scopolamine N-oxide.；运输条件：ambient conditions；Commodity description：natural alkaloid；Occurrence：Atropa sp. Datura sp.；

储存温度：室温；分子式：C33H40O19；分子量：740.67；；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：Astragalus sp. Pueraria sp. Robinia sp. Vigna sp.；

储存温度：室温；分子式：C15H8O6；分子量：284.23；别名：Cassic acid; Chrysazin 3-carboxylic acid; Monorhein; Rheic acid; Rhubarb yellow；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：Cassia sp. Fallopia sp. Haplopappus sp. Polygonum sp. Rheum sp.；