If liquor samples had serious impurity, microwave resolution method should be adopted firstly.
2
方法利用比色法、微波消解法与标准回流法对各种实际样品进行测定。
Methods the levels of COD of the water samples were determined by spectrophotometry, microwave di-gestion and standard circumfluence method respectively.
3
结果在选定的实验条件下，ICP-AES-微波消解法各元素的回收率为97。
Under selected experimental conditions, recovery rate and coefficient of variation of ICP-AES-microwave digestion method was 97.
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