以PAN为指示剂用硫酸铜标准溶液滴定过量的EDTA标准溶液，从而求得镍的含量。
The excessive EDTA standard solution was titrated using copper sulfate with PAN as indicator so as to obtain nickel content.
以百里酚兰为指示剂，用氢氧化钠标准滴定溶液测定植物油中游离脂肪酸。
To determine the free fatty ac id in vegetable oil with NaOH's standard titration solution, using Thymol Blue as its indicator.
用蒸馏水或乙醇水溶液抽提试样中的水溶性酸或碱，然后用酸度计或指示剂对抽提物进行测定。
It USES distilled water and alcohol to refine water soluble acid and alkali of sample and then test the extractive with PH indicator.
它的水溶液，或者做成石蕊纸后，是最古老和最常用的指示剂，可以指示一种物质是酸还是碱。
In the form of a water solution or as litmus paper, it is the oldest and most-used indicator of whether a substance is an acid or a Base.
[方法]以百里酚兰为指示剂，用氢氧化钠标准滴定溶液测定植物油中游离脂肪酸。
[Methods] to determine the free fatty ac id in vegetable oil with NaOH's standard titration solution, using Thymol Blue as its indicator.
介绍用碱标准溶液直接测定双甘膦生产中回收混合溶液中盐酸与亚磷酸含量的双指示剂法。
Double-tracer technique was used to determine chlorhydric acid and phosphorous acid in the recovered solution of glycine, N-(canboxymethyl)-N-(phosphoromethyl).
在一定酸碱性的甘氨酸溶液中加入适当的酸碱指示剂，可以实现颜色随溶液温度的变化而变化。
The pH response to temperature varied in different pH ranges of the aqueous solutions, and colors changed when acid-base indicators were added to the aqueous solution.
硼(钆)-中子寿命测井以硼、钆化合物溶液作为指示剂，采用“测渗测”的方法，能够很好地解决多油层砂岩油田高含水后期监测储层剩余油饱和度的问题。
Boron gadolinium neutron life time logging is a method for monitoring the residual oil saturation in late of high water cut stage of sandstone oil field.
硼(钆)-中子寿命测井以硼、钆化合物溶液作为指示剂，采用“测渗测”的方法，能够很好地解决多油层砂岩油田高含水后期监测储层剩余油饱和度的问题。
Boron gadolinium neutron life time logging is a method for monitoring the residual oil saturation in late of high water cut stage of sandstone oil field.
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