“brown-ring test”的概念、定义、翻译、参考文献-科学参考

单词	brown-ring test
释义	brown-ring test [`brau̇n´riŋ ´test] ^{ANALYTICAL CHEMISTRY} A common qualitative test for the nitrate ion; a brown ring forms at the juncture of a dilute ferrous sulfate solution layered on top of concentrated sulfuric acid if the upper layer contains nitrate ion.
随便看	esthesiometer esthesioneuroblastoma meroblastic merocrine merocrystalline merogony merohedral meromictic meromixis meromorphic function meromyarian meromyosin Meropidae meroplankton merospermy Merostomata merosymmetric -merous Merozoa merozoite merozygote merrihueite Merrill-Crowe process merrillite Merrington effect

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