4-羟基-3-甲氧基肉桂醛,4-Hydroxy-3-methoxycinnamaldehyde;98%
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氟化钠,Sodium fluoride [NaF];for analysis EMSURE® Reag. Ph Eur, ≥99.5% (precipitation titration) -
D-生物素 [维生素B7],D-Biotin;Pharmaceutical Secondary Standard; Certified Reference Material -
DL-2-氨基己二酸,DL-2-Aminoadipic acid [AAA];analytical standard, ≥99% (TLC) -
3-甲基-2-氧代戊酸,3-Methyl-2-oxovaleric acid;≥97.0% -
溴化汞(II) [溴化高汞],Mercury(II) bromide;ACS reagent
