维生素K1 [叶绿醌],Vitamin K1 [Phylloquinone];analytical standard
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钯基体改进剂,Palladium Matrix Modifier;for graphite furnace-AAS -
2-巯基吡啶-N-氧化物钠盐溶液,2-Mercaptopyridine N-oxide sodium salt solution;~40% in H2O, very deep brown -
3%氯化钠三糖铁琼脂,3% TSI Agar -
氮化钽蚀刻剂,Tantalum nitride etchant -
4-氨基-3-肼基-5-巯基-1,2,4-三唑,4-Amino-3-hydrazino-5-mercapto-1,2,4-triazole;[AMHT, Purpald®];≥99% -
2,6,6-三甲基-1-环己烯基乙醛,2,6,6-Trimethyl-1-cyclohexene-1-acetaldehyde;technical grade, 80%
