指示剂

VTT also laccases intercomparsion reaction catalyzed by enzymes, non-ferrous products of indicator for leakage.

VTT利用漆酶催化促酶反应形成有色产物，研究渗漏指示的构成。

With sodium hyposulphite standard solution used in titration and starch developing agent as indicator,iron content can be determined.

以硫代硫酸钠标准液漓定,以淀粉显色为指示,可测定铁含量。

The assay of content of methoxyamine hydrochloric acid using phenolphthalein indicaor and NaOH as titrant was developed.

提出了以酚酞为指示,氢氧化钠为滴定测定氧胺盐酸盐含量的方法。

Alizarin complexone is obtained by the condensation of alizarin with formaldehyde solution and iminodiacetic acid in the presence of alkaline conditions.

茜素络合指示是在碱性条件下由茜素、醛和亚氨基二乙酸缩合而成。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采用百里酚蓝-酚红、溴酚绿-基红混和指示的测试效果较差。

We developed a new method to determine critical micella concentration of anionic surfactant by adsorption voltammetry, using neutral red, as a probe.

以易于有，微于水的氧化-还原指示中性红为探针，用吸附伏安法测定了阴离子表面活性的临界胶束浓度。