2-乙基丁酸,2-Ethylbutyric acid;≥98%, FCC, FG
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γ-L-谷氨酸-L半胱氨酸,γ-Glu-Cys;≥80% (HPLC)
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香柏油 [雪松油, 柏木油],Cedar oil;Ultrapure
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β-半乳糖苷酶来源于大肠杆菌,β-Galactosidase from Escherichia coli [Lactase];lyophilized powder, ≥500 units/mg protein
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硫酸铬(III)钾十二水合物,Chromium(III) potassium sulfate dodecahydrate;for analysis EMSURE® ACS,Reag. Ph Eur, 99.0-102.0% (iodometric)