左旋多巴,3,4-Dihydroxy-L-phenylalanine [L-DOPA];certified reference material, TraceCERT®
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硫酸铵,Ammonium sulfate;anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99.0% -
2-乙基丁酸,2-Ethylbutyric acid;≥98%, FCC, FG -
过硫酸铵,Ammonium persulfate [APS];BioUltra, for molecular biology, ≥98.0% (RT) -
二异丙基二硫醚,Isopropyl disulfide;96% -
3,4-二羟基苯甲醛,3,4-Dihydroxybenzaldehyde;purum, ≥97.0% (HPLC) -
华蟾蜍精 [华蟾酥毒基],Cinobufagin;phyproof® Reference Substance, ≥95.0% (HPLC)
