N-(1-萘基)乙二胺 二盐酸盐单甲醇盐,N-(1-Naphthyl)ethylenediamine dihydrochloride monomethanolate;for spectrophotometric det. of nitrate and nitrite, ≥99.0%
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伴刀豆球蛋白A-琼脂糖凝胶4FF预装柱,Con A Beads 4FF [重力柱] -
重组蛋白A亲和纯化琼脂糖凝胶预装柱,rProtein A Beads [重力柱] -
β-半乳糖苷酶来源于大肠杆菌,β-Galactosidase from Escherichia coli [Lactase];Grade VI, lyophilized powder, ≥250 units/mg protein -
赫斯特荧光染料33258 [双苯并咪唑H33258],bisBenzimide H 33258 [Hoechst 33258, BBIH, BXI-72];for fluorescence, ≥98.0% (HPLC) -
2-甲基柠檬酸-d3 [异构体混合物],2-Methylcitric Acid-d3 (Mixture of diastereomers) -
N,N-二甲基化酪蛋白来源于牛奶,Casein, N,N-dimethylated from bovine milk;essentially salt-free, lyophilized powder, ≥90% (colorimetric)
