载体两性电解质,Pharmalyte™ carrier ampholytes;narrow range pH 2.5–5
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3-甲氧基酪胺盐酸盐,3-Methoxytyramine hydrochloride [3-MT];analytical standard, ≥96.0% (HPLC) -
双(五甲基环戊二烯)铁(II),Bis(pentamethylcyclopentadienyl) iron(II);97% -
乙酸钙水合物,Calcium acetate hydrate;[about 94% Ca(CH₃COO)₂] for soil testing -
蜜二糖 [密二糖],Melibiose;≥99.0%, suitable for microbiology -
丁二酸酐,Succinic anhydride;≥99% (GC) -
表木兰脂素B,Epimagnolin B
