Nitrate-Nitrogen Extracting Reagent 硝酸盐氮提取液
Copper Standard in Extracting Reagent 提取剂中的铜标准
Nitrogen Standard in Extracting Reagent 提取剂中的氮标准
Manganese Standard in Extracting Reagent 提取剂中的锰标准
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。
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