硫酸钙二水合物,Calcium sulfate dihydrate;ACS reagent, 98%
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厚朴酚,Magnolol;≥95% (HPLC), from plant
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硫酸钠十水合物,Sodium sulfate decahydrate;puriss. p.a., crystallized, ≥99.0% (calc. based on dry substance, T)
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HEPES钠盐,HEPES sodium salt;≥99.5% (titration), free-flowing, Redi-Dri™
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N,N-二甲基乙酰胺,N,N-Dimethylacetamide [DMAc];puriss. p.a., ≥99.5% (GC)
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尿素酶来源于洋刀豆 [脲酶],Urease from Canavalia ensiformis (Jack bean);Type III, powder, 15,000-50,000 units/g solid
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铼,Rhenium;箔/薄片,厚度~0.25毫米;foil, thickness 0.25 mm, 99.98% trace metals basis