1) phenol red
酚红
1.
Determination of tinidazole and phenol red in rat small intestine fluid by spectrophotometry;
分光光度法测定大鼠小肠液中替硝唑和酚红的浓度
2.
Determination of phenol red in rat small intestine circulation solution by dual wavelength spectrophotometry;
大鼠小肠循环液中酚红的双波长分光光度法的测定
3.
A kinetic spectrophotometric method for the determination of copper(Ⅱ) is established based on its catalytic effect on the oxidation of phenol red by hydrogen peroxide in H2SO4 medium.
发现在硫酸介质中,痕量铜催化过氧化氢氧化酚红褪色的指示反应,研究了催化褪色反应的最佳条件和动力学参数,建立了测定痕量铜的新方法。
3) purpurogallin
[,pə:pjurəu'ɡælin]
红酚
1.
The immobilized enzyme was used for transforming pyrogallol into purpurogallin in aqueous phase.
结果表明 ,通过水相中的酶促氧化及非酶反应 ,合成了红酚 。
4) Cresol Red
甲酚红
1.
Spectrophotometric Determination of Iodine by Oxidation-Decoloration of Cresol Red;
甲酚红氧化褪色光度法测定微量碘
2.
In the medium of H2SO4 with KBr as the catalyst, the color of Cresol Red oxidized by iodate can be faded, and the degree of color fading is proportional to the concentration of iodine and the linear range of determination is 20 μg/25 mL~50 μg/25 mL.
在硫酸介质中、在溴化钾催化条件下,碘酸根对甲酚红有褪色作用,且褪色的程度与碘酸根的量有关,碘定量测定的线性范围为20μg/25mL～50μg/25mL,检出限为6。
3.
The method was based on the inhibition effect of iodine on the nitrite catalyzed oxidation of cresol red by potassium bromate catalyzed by nitrite in dolute sulfuric acid medium.
研究了在稀硫酸介质中,痕量碘离子对亚硝酸根催化溴酸钾氧化甲酚红的阻抑作用,建立了测定痕量碘离子的阻抑动力学光度分析的新方法。
5) chlorophenol red
氯酚红
1.
The concentration of chlorine dioxide was determined by spectrophotometry according to the characteristic of decoloration of chlorophenol red with chlorine dioxide.
根据二氧化氯可氧化氯酚红使其褪色的特性,用示差分光光度法测定水中低浓度二氧化氯的含量。
2.
The reaction between HSA and chlorophenol red (CPR)has been investigated by means of fluorescence spectrophotometric method.
在人体条件下,用荧光光谱法研究了氯酚红(CPR)与人血清白蛋白(HSA)之间的相互作用。
3.
A sensitive spectrophotometric method for the determination of trace amounts of chlorine dioxide based on the fading reaction of chlorophenol red by chlorine dioxide has been developed in the alkaline solution.
在弱碱性条件下 ,二氧化氯 (ClO2 )氧化氯酚红使其褪色 ,于 5 75nm波长处测定剩余氯酚红的吸光度 ,当用试剂空白参比时 ,吸光度的降低值与ClO2 的浓度呈直线关系 ,其它氧化剂在测定条件下无干扰 ,方法有较高的灵敏度和很好的选择性 。
6) phenosafranine
[,fi:nə'sæfrə,ni:n]
酚藏花红
1.
Study on the Interaction between Phenosafranine and Bovine Serum Albumins by Fluorescence Spectrophotometry;
荧光法研究酚藏花红与牛血清白蛋白的相互作用
2.
The method was based on activation effect of ascorbic acid on oxidation of phenosafranine by potassium bromate were catalyzed by vanadium(V) in sulfuric acid medium.
在稀硫酸介质中,抗坏血酸能活化钒(V)催化溴酸钾氧化酚藏花红的反应,使其荧光猝灭,建立了荧光动力学法测定抗坏血酸的新方法。
3.
The method is based the inhibitory effect of citric acid on the oxidation phenosafranine peroxide catalyzed by Fe(Ⅲ) in hydrochloric acid solution.
在盐酸介质中,柠檬酸对痕量铁(Ⅲ)催化过氧化氢氧化酚藏花红的褪色反应有较好的阻抑作用,据此建立了阻抑动力学光度法测定柠檬酸的新方法。
补充资料：酚红
分子式：C19H14O5S
分子量：354.38
CAS号：143-74-8
性质：深红色结晶性粉末。1g本品溶于1300ml水，约350ml醇，500ml丙酮，几乎不溶于醚和氯仿，溶于氢氧化碱或碳酸碱溶液中呈深红色，在空气中稳定。
制备方法：将邻磺基苯甲酸酐与苯酚共热熔化，加入无水氯化锌于135-140℃反应7h，然后将缩合物倒入热水中，用滤，用水洗涤固体，进一步用酸碱沉淀法提纯而得成品。
用途：用作酸碱指标剂，变色范围pH:6.8（磺）-8.4（红）。也用于生化研究。
分子量：354.38
CAS号：143-74-8
性质：深红色结晶性粉末。1g本品溶于1300ml水，约350ml醇，500ml丙酮，几乎不溶于醚和氯仿，溶于氢氧化碱或碳酸碱溶液中呈深红色，在空气中稳定。
制备方法：将邻磺基苯甲酸酐与苯酚共热熔化，加入无水氯化锌于135-140℃反应7h，然后将缩合物倒入热水中，用滤，用水洗涤固体，进一步用酸碱沉淀法提纯而得成品。
用途：用作酸碱指标剂，变色范围pH:6.8（磺）-8.4（红）。也用于生化研究。
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