purity analysis 纯度分析 ; 净度分析
optical purity analysis 光学纯度检验
High-purity analysis of race-earth 高纯稀土分析
Purity performance analysis 色纯性能分析
analysis purity 分析纯
analysis of purity 纯度分析
HPLC methods were used for the qualitative and quantitative analysis. The purity of carotene crystal was 88.56% by HPLC method.
用高效液相色谱对纯化样品进行了定性和定量分析，结果显示三次重结晶后胡萝卜素纯度为88.56%。
This made wheat identification and genetic purity analysis by using water soluble proteins possible.
这就使得用小麦水溶性蛋白作为品种鉴定和遗传纯度分析成为可能。
Methods for purity analysis of trans 4 ethylcyclohexanecarboxylic acid are reported in this paper.
报道了反式4-乙基环己烷甲酸纯度的分析方法。
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