混合指示剂

测定土壤pH的新混合指示剂及其使用

The use of a new mixed indicator for determination of pH value of soils

因此实验研究了采用CMP混合指示剂法测定钙，以K-B混合指示剂法测定镁的方法。

So the CMP mixed indicator and K-B mixed indicator in determining the content of Ca and Mg ion were studied .

用达旦黄&溴百里酚蓝混合指示剂测定RSO3Na型表面活性剂

A Mixed Indicator of Titan Yellow bromothymol Blue for Determination of Anionic Surfactants

研究了以亚甲蓝-PAN-6S作混合指示剂，EDTA滴定法测定钢帘线镀层中的铜和锌。

A continuous titration method for the determination of copper and zinc in the coating of steel wire cord by EDTA with methyl blue-1 - ( 2-pyridylazo ) - 2-naphthol-6-sulphonic acid as the mixed indicator was studied .

用EDTA滴定钾钙肥中的钙，我们选择了CMP混合指示剂和K-B混合指示剂。

In this paper , both CMP mixed indicator and K-B miced indicator are elected for the titration of calcium with EDTA . Both the indicators are used to determine of Calcium in potash calcium fertilizer .

建立了一种测定硼酸锌中三氧化二硼（B2O3）含量的新方法，即以溴甲酚绿甲基红混合指示剂来确定硼酸的滴定起点。

A novel approach to analyze the content of boron trioxide in zinc borate was established using bromocresol green-methyl red mixture as indicator to determine the titration starting point .

用MTB-XO-CPB为混合指示剂，终点颜色变化敏锐，一般常见金属离子均不干扰。

Using MTB-XO-CPB as mixed indicator , the end-point changed sensitively , and the common metallic ions did not interfere .

PAN-6S和次甲基蓝作配合滴定混合指示剂&连续测定铜和镉的应用研究

Study on Application for Continuous Titration Determination of Copper and Cadmium with 1 - ( 2-pyridylazo ) - 2-naphthol-6-sulphonic Acid and Methylene blue as compound Complexometric Indicator

以选择性释放法研究了1-（2-吡啶偶氮）-2-萘酚-6-磺酸（PAN-6S）和亚甲蓝混合指示剂连续络合滴定测定镉和铜。

Use of a mixed indicator containing PAN-6S and methylene blue , mixed in a definite proportion was studied and applied to the successive chelatometric titration of cadmium and copper by the selective displacement method .

用百里酚蓝-次甲基蓝混合指示剂测定阴离子表面活性剂

A Mixed Indicator of Thymol Blue-Methylene Blue for determination of Anionic Surfactants

阴离子表面活性剂的测定方法&混合指示剂程序加入法

An Improved Method to Determine Anionic Surfactant in Complex System

本法简便、准确、快速、重现性好，且与混合指示剂法相比较，结果十分接近。

It was simple accurate rapid and precise , compared with double indicator method .

用百里酚蓝-亚甲蓝混合指示剂测定季胺盐型阳离子表面活性剂

Thymol Blue-Methylene blue mixed indicator quantitative analytic method on cationic surfactant of quaternary ammonium salt

以XO&MTB－CPB为混合指示剂，终点变化敏锐。

A sensitive and clear end point is obtained by using XO-MTB-CPB as mixture indicator .

甲酚红&百里酚蓝混合指示剂在铅测定中的应用

Using the mixture of cresol red and thymol blue as the indicator in determining lead wiht dithizone

碳酸氢铵生产母液中烷基磺酰氯测定&混合指示剂两相滴定法

Determination of alkyl sulfonyl chloride in the ammonium acid carbonate mother solution by mixed indicate two phases titration

该混合指示剂用于测定工业纯碱总碱度，效果满意。

CTMAB-MO mix indicator has been applied for determination of total alkalinity in industry pure alkali with satisfactory results .

混合指示剂连续络合滴定铜和镉的测定研究

Use of PAN-6S and methylene blue ( mb ) as mixed indicator in the successive chelatometric titration of copper and cadmium

研究了混合指示剂法对复合微肥中钼的测定，测定终点颜色变化明显。

According to the study of determination of molybdenum in compound micro-fertilizer by means of mix indicator technique , it was found that change of terminal colour of titration is clear .

结果表明，对化妆品成份过敏者中，大部分是对其中香料过敏，混合香料作过敏指示剂较秘鲁香脂更接近实际。

It is concluded that fragrance contact allergy accounted for great majority of patients reacting to cosmetics and fragrance mix was superior to Balsam of Peru .