Using thymol-sodium hypobromite as chromogenic reagent, and extracting the colour formed with butanol, a spectrophotometric method for the determination of arginine in fermentation broth was studied.
以百里酚的次溴酸钠溶液为显色剂，用正丁醇萃取显色产物，以分光光度计比色测定有机相的吸光度值。
This paper has studied the effect of electric field and extraction reagent on extracting extracellular polymers.
本文研究了电场和提取剂对胞外聚合物提取效果的影响。
Using thin sulphuric acid as extraction reagent by microwave radiation, extracting pectin is precipitated by aluminum sulfate from potato dregs.
以马铃薯渣为原料，在微波条件下，用稀硫酸溶液萃取、硫酸铝沉淀提取果胶。
The method indicated that there were significant effects to flavonoids content in extracting reagent and temperature.
响应曲面分析结果表明，提取试剂和提取温度对提取的黄酮含量存在显著影响。
The results showed that M3 extracting reagent had a fine repeatability and stability of the test values.
对比分析结果表明，M3提取剂提取土壤有效铜、锌、铁、锰测定值的重现性好、稳定性强。
The results showed that M3 extracting reagent had a fine repeatability and stability of the test values.
对比分析结果表明，M3提取剂提取土壤有效铜、锌、铁、锰测定值的重现性好、稳定性强。
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