正戊醇,1-Pentanol;puriss. p.a., ACS reagent, ≥99.0% (GC)
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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 -
浴铜灵二磺酸二钠盐,Bathocuproinedisulfonic acid disodium salt;for spectrophotometric det. of Cu, Fe -
碳酸氢铵,Ammonium hydrogen carbonate;for HPLC LiChropur™ -
叔丁醇锆,Zirconium(IV) tert-butoxide [ZTB];electronic grade, 99.999% trace metals basis -
反式阿魏酸,trans-Ferulic acid;≥99%
