海水营养盐自动测定研究--Ⅲ.磷酸盐和硅酸盐的反流动注射分析
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摘要: 采用因子设计和单纯形优化对反流动注射分析测定海水中的PO43和SiO32进行了条件优化选择.设计的分析线路可以实现PO43、SiO32连续测定.样品测定速度为30个/h.PO43的测定存在明显的盐效应.SiO32的测定没有盐效应.彼此之间的干扰可以忽略.对实际样品测定并与规范法对比,二者结果基本一致.
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