头孢唑啉钠盐,Cefazolin sodium salt;certified reference material, pharmaceutical secondary standard
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四氢吡咯,Pyrrolidine;≥99.5%, purified by redistillation -
(+/-)-2-丙基-4-戊烯酸,(+/-)-2-Propyl-4-pentenoic Acid -
花生四烯酸,Arachidonic acid;from non-animal source, ≥98.5% (GC) -
丁基琼脂糖凝胶4FF,Butyl Beads 4FF -
刺槐素 [金合欢素],Acacetin;phyproof® Reference Substance, ≥95.0% (HPLC) -
3,4-二羟基苯甲醛,3,4-Dihydroxybenzaldehyde;analytical standard, ≥95.0% (HPLC)
