亚硝酸钠-15N,Sodium nitrite-15N;98 atom % 15N, 95% (CP)
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聚乙烯吡咯烷酮,Polyvinylpyrrolidone [PVP55];powder, average Mw ~55,000 -
凝血酶来源于牛血浆,Thrombin from bovine plasma [Factor IIa];lyophilized powder, ≥2,000 NIH units/mg protein (E1%/280 = 19.5) -
酪蛋白来源于牛奶 [干酪素],Casein from bovine milk;for use in the Total Dietary Fiber Control Kit, TDF-C10 -
硫酸锂一水合物,Lithium sulfate monohydrate [LSMH];99.99 Suprapur® -
辣根过氧化物酶,Peroxidase from horseradish [POD, HRP];Highly stabilized, essentially salt-free, lyophilized powder, 200-300 units/mg solid (using pyrogallol) -
氢氧化钾,Potassium hydroxide;puriss., meets analytical specification of Ph. Eur., BP, 85-100.5%, pellets
