兑水 发表于 2009-10-5 19:47:56

ASTM D 3561-2002用原子吸收分光光度法测定微咸水,海水和盐水...

D3561-02 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
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