白桦脂酸,Betulinic acid [BetA];phyproof® Reference Substance, ≥90.0% (HPLC)
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溴乙烷,Bromoethane;ReagentPlus®, ≥99%
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β-丙氨酸,β-Alanine;analytical standard, ≥98.0% (HPLC)
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肝素钠盐来源于猪肠粘膜,Heparin sodium salt from porcine intestinal mucosa;≥180 USP units/mg
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硫酸钙二水合物,Calcium sulfate dihydrate;ReagentPlus®, ≥99%
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D-丝氨酸,D-Serine;Vetec™, reagent grade, 99%
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四正丁基四苯基硼酸铵,Tetrabutylammonium tetraphenylborate [TBATB];for electrochemical analysis, ≥99.0%