chromogenic agent

Analysis of chromogenic agent for rare element rhenum by spectrophotometry;

稀有元素铼光度分析显色剂的研究

Tracing of chromogenic agents in photometric determination of gold in China

中国光度法测定金的显色剂溯源

A new type of hybrid sensing membrane immobilizing plant esterase-chromogenic agent with porosity and tunable hydrophilicity or acetonephilicity was prepared by in-situ sol-gel of poly(vinyl alcohol)(PVA) and(tetraethyl) orthosilicate(TEOS),and characterized by scanning electron microscope(SEM) and attenuated total refraction(infrared) spectroscopy(ATR).

以聚乙烯醇(PVA)与四乙氧基硅烷(TEOS)为原料,通过原位溶胶-凝胶法制备了PVA/SiO2有机无机杂化溶胶,并将显色剂和植物酯酶分散于溶胶中干燥成膜,得到一类多孔性和亲水亲丙酮性可调的杂化膜。

Synthesis of A New Chromogenic Reagent Dibromo-p-Chloro-Sulfosulfonazo and Its Chromogenic Reaction with Ce(Ⅲ);

新显色剂二溴对氯偶氮磺磺的合成及其与Ce(Ⅲ)的显色反应

A review on the application of triazene reagents in photometric analysis during the period of 2000 to 2005 is given with 46 references,including structures of reagent,characters of chromogenic reaction of chromogenic reagents with metal ions and some applications.

综述了近六年来三氮烯类显色剂在光度分析领域的应用新进展,并探讨了该类试剂与金属离子显色体系的特点,参阅文献46篇。

The chromogenic reagents which used for ascertaining platinum by conventional spectrophotometry and catalytic kinetic spectrophotometry in recent years were inducted.

对近年来铂的常规光度法测定和催化光度法测定所用的显色剂进行了归纳,重点介绍了常规光度法所用的三类显色剂。

Three kinds of spectrophotometric analysis chromogenic reagents(basic dyes,sulfur reagent and nitrogen reagent) to determine gold in rock minerals,cyanidation leaching solution,chlorination leaching solution,waste water,gold salt and thiosulfate leaching solution were introduced.

文中收集了近10年来金的光度法分析测定研究文献,重点概述了碱性染料、含硫和含氮三类重要显色剂在测定岩石矿物、氰化法浸出液、氯化法浸出液、硫代硫酸盐浸出液及含金废水等物料中金的应用,并加以评论。

Six new chlorobenzothiazolylazo chromogenic reagents of the benzoic acid type were designed and synthesized.

设计并合成了 6个新氯代苯并噻唑偶氮苯甲酸型显色剂 ,并对试剂的结构进行了测定 ,研究了试剂的性质及其与金属离子的反应情况。

Eleven new thiazolylazo chromogenic reagents ofcarboxylic acid type have been designed and synthesized in this paper.

设计并合成了１１种尚未见报道的新噻唑偶氮羧酸型显色剂，研究了试剂的性质及其与金属离子的反应行为。

Determination of Trace Amounts of Bismuth in Iron and Steel with a New Color Reagent 4BPATB;

新显色剂4-BPA-TB测定钢铁中铋的含量

Based on the discussion about color reagent dosage of spectrophotometry in many analytical textbooks and inorganic and analytical chemistry textbooks, Fe3+-SCN- system was studied.

针对许多《分析化学》和《无机及分析化学》教材在吸光光度法一章的显色剂用量的讨论,对Fe3+—SCN-离子体系进行了研究。

The results could be summarized as follows: the accuracy and performance of the method depend on the appropriate selection of color reagent, solvent system and eluent solution, as well as the proper selection of the optimum absorb wavelength, suitable time of eluent, and L-.

鉴于在菌种选育工作中必须准确测定菌株产酸水平,要求有可行的测定方法,对简单易行的纸层析 分光光度法测定发酵液中L 异亮氨酸质量进行了系统的研究,研究发现:选用合适的显色剂、层析溶剂及洗脱剂的同时选择最佳吸收波长、最佳洗脱时间及适宜的点样量,可以提高该测定方法的准确度和精密度,从而在菌种筛选过程中准确地测定发酵液中L 异亮氨酸质量。

colour developers

彩色显色剂（彩色照相术）

Studies and Application of the Chromogenic Reaction of Co(Ⅱ) With a New Reagent Piperidine Dithiocarbamate Piperidine;

新显色剂PDPC与Co(Ⅱ)显色反应的研究

indigosol developer

印地科素染料显色剂

location reagent

定位试剂（斑点或谱带显色剂）

Study on the chromogenic reaction of barium with a new reagent 4-BPA-TB

新显色剂三溴偶氮溴膦与钡显色反应的研究

SYNTHESIS OF 8-AMINOQUINOLINE-5-POST AZO DERIVATIVES AND THEIR COLOUR REACTIONS WITH COBALT(Ⅱ);

两种新显色剂的合成及其与钻显色反应研究

Synthesis of NPHMPDT and its color reaction with cadmium

新显色剂NPHMPDT的合成及其与镉的显色反应

The relationship between the absorbency and the dosages of developer, and of the masking agent has been investigated.

考察了显色剂用、掩蔽剂用量及显色时间与吸光度的关系。

Snthesis of Bisazo Fluoroarsenazo Reagents of Chromotropic Acid and Their Color Reaction with Thoriumy;

变色酸双偶氮氟胂型显色剂的合成及其与钍的显色反应研究

The ratio of Pd(II) to P-BPF was 1:3 in the Complexes.

三元络合物中钯与显色剂之比为1:3。

Recent Advance of the Application of Basic Dye Colour Reagent in Mining and Metallurgical Analysis

碱性染料显色剂在矿冶分析中的应用

Studies and application of determining Mn (Ⅱ)by a new reagent pip eridine dithiocarb amate piperidine;

新显色剂PDPC测定Mn(Ⅱ)的研究和应用

Spectrophotometric Studies on the Colour Reaction of the New Reagent DBC-Chlorophosohonazo with Bismuth and its Application

新显色剂二溴一氯偶氮氯膦与铋显色反应的研究及应用

Discussion and Application on Developing Reaction of New Developing Agent-MSA-DBM with Bi

新显色剂二溴对甲基偶氮甲磺与铋显色反应的研究及应用

Studies on Chromogenic Reaction of a New Colour Reagent 4-(2-pyridylazo)-pyrogallol and Ni (Ⅱ);

新显色剂4-(2-吡啶偶氮)-邻苯三酚与Ni(Ⅱ)的显色反应研究

The Synthesis of New Color-Producing Reagents and Their Application;

杯芳烃偶氮苯类显色剂的合成及其应用

Study on Synthesis and Purification of Developer Dihydroxydiphenylsulfone;

显色剂二羟基二苯砜的合成及精制研究

Synthesis of Noval Water-soluble Triazene and Its Analytical Application;

新水溶性三氮烯显色剂的合成及其分析应用