2) m-cresol purple
间甲酚紫
1.
It is based on the strong inhibitory effect of manganese(Ⅱ) on the oxidation fading reaction between H2O2 and m-cresol purple in NH3-NH4Cl buffer solution(pH=10.
5的NH3-NH4Cl缓冲溶液介质中,痕量Mn(Ⅱ)对H2O2氧化间甲酚紫的褪色反应具有强烈阻抑作用,据此建立了阻抑动力学光度法测定痕量Mn(Ⅱ)的新方法,该方法线性范围为1~10μg/25 mL,检出限为4。
2.
This paper suggested a m-cresol purple, which could determine quantitatively the content of total acid in vinegar.
利用间甲酚紫作指示剂定量地测定食醋中总酸的含量。
3.
A new method for the determination of nitrite was established on the basis of the fact that the decoloration of m-Cresol purple, which was resulted by the oxidation by bromate, was catalyzed by nitite in H_2SO_4 medium.
基于硫酸介质中亚硝酸根催化溴酸钾氧化间甲酚紫的褪色反应,建立了测定痕量亚硝酸根的新方法,并探讨了动力学条件,测定了反应的表观速率常数(k′=1。
3) bromocresol purple
溴甲酚紫
1.
Spectrophotometric method for determination of content of cationic surfactants in water with bromocresol purple;
溴甲酚紫光度法测定阳离子表面活性剂的含量
2.
Effect comparision of serum albumin determined with bromocresol purple method and bromocresol green method;
溴甲酚紫与溴甲酚绿法测定血清白蛋白效果比较
3.
The method is based on the cobalt(Ⅱ) catalyzing oxidation of bromocresol purple by hydrogen peroxide in the media of ammonia water using potassium chloride as an activator.
研究了在氨水溶液介质中,以氯化钾溶液为活化剂,痕量钴离子催化过氧化氢氧化溴甲酚紫褪色的指示反应,通过测量590 nm处溶液吸光度的改变,建立了催化动力学光度法测定痕量钴的新方法。
4) bromcresol purple
溴甲酚紫
1.
Evaluation of the clinical applicability of bromcresol purple method for measuring serum albumin;
溴甲酚紫法测定血清白蛋白临床实用性评价
2.
A decatalytic spectrophotometric based on a copper catalyzed redox reaction between potassium peroxydisulfate and bromcresol purple has been developed for the determination of trace copper(Ⅱ) in the percent of sulfuric acid.
在酸性介质中,以K2S2O8为氧化剂,溴甲酚紫为指示物质,Cu(Ⅱ)强烈阻抑K2S2O8氧化溴甲酚紫褪色反应,褪色反应程度在一定范围内随Cu(Ⅱ)浓度增大而降低。
6) carbolmethyl violet
酚甲基紫
补充资料：永固紫 RL
分子式：C34H22Cl2N4O2
分子量：589.379
CAS号：暂无
性质：深绿光紫色粉状，色泽鲜艳，着色强度高，耐晒牢度好，耐热性及抗渗性优异。
制备方法：由N-乙基咔唑用混酸硝化、硫化钠还原，在三氯苯与四氯苯醌缩合，而后在对甲苯磺酰氯中闭环、氧化，再经过滤、干燥、粉碎等处理工序而制得产品。产品要求外观为深绿光紫色粉末，耐晒性7-8级，耐热性200℃，吸油量38%，耐酸性（5%HCl）与耐碱性（5%Na2CO3）均为5级，水渗性与油渗性均为5级，乙醇渗性4级，酯渗性4级，酮渗性3级，耐二甲苯3级。原料消耗（kg/t）N-乙基咔唑 1100四氯苯醌 870对甲苯磺酰氯 590
用途：适用于油漆、油墨及橡胶、塑料制品的着色，也可用于合成纤维原浆的着色。
分子量：589.379
CAS号：暂无
性质：深绿光紫色粉状，色泽鲜艳，着色强度高，耐晒牢度好，耐热性及抗渗性优异。
制备方法：由N-乙基咔唑用混酸硝化、硫化钠还原，在三氯苯与四氯苯醌缩合，而后在对甲苯磺酰氯中闭环、氧化，再经过滤、干燥、粉碎等处理工序而制得产品。产品要求外观为深绿光紫色粉末，耐晒性7-8级，耐热性200℃，吸油量38%，耐酸性（5%HCl）与耐碱性（5%Na2CO3）均为5级，水渗性与油渗性均为5级，乙醇渗性4级，酯渗性4级，酮渗性3级，耐二甲苯3级。原料消耗（kg/t）N-乙基咔唑 1100四氯苯醌 870对甲苯磺酰氯 590
用途：适用于油漆、油墨及橡胶、塑料制品的着色，也可用于合成纤维原浆的着色。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条