A new method of determining metasilicic acid ( H2SiO3 ) in natural mineral water for drinking by ICP-OES is established . The medium of solution and measurement condition are optimized .
建立了全谱直读等离子体光学发射光谱（ICP-OES）法测定饮用天然矿泉水中偏硅酸（H2SiO3）的新方法，优选了试液介质和仪器条件。
h2sio3