异硫氰酸胍,Guanidine thiocyanate;for molecular biology, ≥99%
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乳果糖,Lactulose;Pharmaceutical Secondary Standard; Certified Reference Material
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葡聚糖酶来源于青霉菌属,Dextranase from Penicillium sp.;lyophilized powder, 10-25 units/mg solid
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吡哆胺二盐酸盐,Pyridoxamine dihydrochloride;BioReagent, suitable for cell culture, ≥98%
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腺嘌呤,Adenine;≥99%
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石油醚,Petroleum benzine;boiling range to about 40°C EMPLURA®
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视黄酸 [维甲酸, 维A酸],Retinoic acid [ATRA];≥98% (HPLC), powder