硝酸镍(II)六水合物,Nickel(II) nitrate hexahydrate;purum p.a., crystallized, ≥97.0% (KT)
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三羟甲基氨基甲烷盐酸盐 [TRIS盐酸盐],Trizma® hydrochloride;pH 3.5-5.0 (0.5 M in H2O), BioXtra, ≥99.0% (titration)
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植物凝胶 [结冷胶, 吉兰糖胶],Phytagel™;BioReagent, suitable for plant cell culture, powder
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辣根过氧化物酶,Peroxidase from horseradish [POD, HRP];Type I, essentially salt-free, lyophilized powder, ≥50 units/mg solid (using pyrogallol)