Methods To optimize the extractive process by orthogonal design and take Baicalin as the content index. The quality control methods was established.

方法以君药黄芩中黄芩苷的含量作为评价指标，通过正交试验筛选出合理的提取工艺，并制订质量控制标准。

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This article researches and tests the extractive process of pectin from the shin of orange, it discusses all sorts of influencing factors of extraction, pectin quality and propose applicable optimum.

对从柑桔皮中提取果胶进行了研究和试验，讨论了各种因素对果胶质量和提取率的影响，找出了较佳的提取工艺条件。

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Unconventional oil production (whether from shale or oil sands) is an energy-intensive process, and emits more CO2 than conventional extractive methods do.

FORBES: Carbon Tax: Will Tweedle Dum Snatch Defeat From the Jaws of Victory?