Atomic absorption method is used to determinate cu content of physical assaysample of cu ore. The method is quick, simple and accurate, and can satisfy the needs of practical work.
本文介绍用原子吸收法测定铜矿石物相分析中铜含量，这种方法快速、简便、准确，能满足实际工作需要。
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Moreover, the paper researched the assay of gold in ores with the method of sample solving with microwave-drop extraction colorimetry.
研究了活性炭纤维滤布富集分离的条件和解脱方法，并利用微波溶样、液珠萃取比色法测定矿石中的金。
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As the global leader in sample and assay technologies, QIAGEN is on the forefront of applying advanced portable devices for gene-based testing.