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coloring reaction
相关语句
  显色反应
    The coloring reaction of the reagent meso-tetra-(3,5-dibromo-4-hydroxydroxyphenyl) porphyrin with Ge(Ⅳ) in the presence of Tween-80 were studied.
    研究了在Tween-80存在下,Ge(Ⅳ)与二溴羟基卟啉的显色反应
短句来源
    The coloring reaction of 5,10,15,20 tetrakis (P-N, N-dimethyl-N-sufonic acid negative radical amino-benzene) porphrin (TDMAPTPS) with Pd (Ⅱ) was studied in the presence of surfactants (SDBS and OP).
    研究了新型水溶性卟啉显色剂TDMAPTPS与钯的显色反应。 在pH为3.4~5.0缓冲溶液中,适量VC、OP、SDBS存在下,Pd(Ⅱ)与显色剂形成11稳定配合物。
短句来源
  显色反应
    The coloring reaction of the reagent meso-tetra-(3,5-dibromo-4-hydroxydroxyphenyl) porphyrin with Ge(Ⅳ) in the presence of Tween-80 were studied.
    研究了在Tween-80存在下,Ge(Ⅳ)与二溴羟基卟啉的显色反应
短句来源
    The coloring reaction of 5,10,15,20 tetrakis (P-N, N-dimethyl-N-sufonic acid negative radical amino-benzene) porphrin (TDMAPTPS) with Pd (Ⅱ) was studied in the presence of surfactants (SDBS and OP).
    研究了新型水溶性卟啉显色剂TDMAPTPS与钯的显色反应。 在pH为3.4~5.0缓冲溶液中,适量VC、OP、SDBS存在下,Pd(Ⅱ)与显色剂形成11稳定配合物。
短句来源
  “coloring reaction”译为未确定词的双语例句
    A new kinetic spectrophotometric method for the determination of trace amounts of iron(Ⅲ) has been proposed. It is based on the iron(Ⅲ) catalysed coloring reaction of tetrabase[4,4′-bis(dimethyl-amino)diphenylmethane] oxidized by potassium bromate in the presence of potassium iodide in HAc-NaAc(pH=3.5)medium.
    基于pH=3.5的HAc-NaAc介质中,一定量KI存在下Fe()催化KBrO3氧化季胺[4,4′-(二甲氨基)-二苯基甲烷]显色的反应,拟定了测定痕量铁的新方法。
短句来源
    The author studied the coloring reaction of thiocyanate anionic complex and organic dyestuff in acidic medium.
    对锌的硫氰酸络阴离子与三甲苯烷类有机染料孔雀绿在酸性介质中形成的有色离子缔合物的反应进行了研究。
短句来源
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  coloring reaction
The coloring reaction of the thiobarbituric acid test for hydroperoxides was completely inhibited by the addition of EDTA.
      
Under-and over- staining can be prevented by direct examination of coloring reaction.
      
The final coloring reaction was performed using nitroblue tetrazolium/5-bromo-4-chloro-3-indolyl-phosphate solution.
      
The coloring reaction was stopped by immersing slides in 1X PBS.
      


The coloring reaction of 5,10,15,20 tetrakis (P-N, N-dimethyl-N-sufonic acid negative radical amino-benzene) porphrin (TDMAPTPS) with Pd (Ⅱ) was studied in the presence of surfactants (SDBS and OP). It was shown that the stable complex of TDMAPTPS with Pd(Ⅱ) was formed at pH3.4 ̄5.0. The maximum absorption warelength is 413 nm and the apparent molar absorptivity is 1.65×10 5 L·mol -1 ·cm -1 . The molar ratio of Pd: TDMAPTPS in the complex is 1∶1. Beer’s Law is obeyed in the range of 0 ̄3.2 μg/10...

The coloring reaction of 5,10,15,20 tetrakis (P-N, N-dimethyl-N-sufonic acid negative radical amino-benzene) porphrin (TDMAPTPS) with Pd (Ⅱ) was studied in the presence of surfactants (SDBS and OP). It was shown that the stable complex of TDMAPTPS with Pd(Ⅱ) was formed at pH3.4 ̄5.0. The maximum absorption warelength is 413 nm and the apparent molar absorptivity is 1.65×10 5 L·mol -1 ·cm -1 . The molar ratio of Pd: TDMAPTPS in the complex is 1∶1. Beer’s Law is obeyed in the range of 0 ̄3.2 μg/10 mL for Pd(Ⅱ). This method has been applied to the determination of Pd(Ⅱ) in the catalysts containing paladium and satisfactory results have been obtained.

研究了新型水溶性卟啉显色剂TDMAPTPS与钯的显色反应。在pH为3.4~5.0缓冲溶液中,适量VC、OP、SDBS存在下,Pd(Ⅱ)与显色剂形成11稳定配合物。λmax=413nm,ε=1.65×105Lmol-1cm,Pd(Ⅱ)浓度在0~3.2μg/10mL之间服从比尔定律。该方法用于实际样品测定,结果满意

The author studied the coloring reaction of thiocyanate anionic complex and organic dyestuff in acidic medium. It was shown that the water solubility of the reaction product could increase as the Arabic gum was in existence. The method is simple. No separating,concentrating and abstracting operations needed.

对锌的硫氰酸络阴离子与三甲苯烷类有机染料孔雀绿在酸性介质中形成的有色离子缔合物的反应进行了研究。有色缔合物的反应具有较高的灵敏度 ,反应产物在阿拉伯树胶的存在下 ,水溶性增加 ,可在水相中直接测定吸光度。此法简便、快捷 ,不需分离、富集 ,亦不需萃取

The coloring reaction of the reagent meso-tetra-(3,5-dibromo-4-hydroxydroxyphenyl) porphyrin with Ge(Ⅳ) in the presence of Tween-80 were studied. Results show that the colour reagent reacts with Ge(Ⅳ) to form a stable green complex (1∶1) in the presence of Na_2SO_3 solution at pH 9.50. The maximum absorption wavelength and apparent molar absorptivity are 418 nm and 1.76×10~5 L·mol~(-1)·cm~(-1), respectively. Beer′s law is obeyed in the range of 0~0.45 μg/mL Ge(Ⅳ). The method has been applied to the determination...

The coloring reaction of the reagent meso-tetra-(3,5-dibromo-4-hydroxydroxyphenyl) porphyrin with Ge(Ⅳ) in the presence of Tween-80 were studied. Results show that the colour reagent reacts with Ge(Ⅳ) to form a stable green complex (1∶1) in the presence of Na_2SO_3 solution at pH 9.50. The maximum absorption wavelength and apparent molar absorptivity are 418 nm and 1.76×10~5 L·mol~(-1)·cm~(-1), respectively. Beer′s law is obeyed in the range of 0~0.45 μg/mL Ge(Ⅳ). The method has been applied to the determination of micro germanium(Ⅳ) in tea and lycium.

研究了在Tween-80存在下,Ge(Ⅳ)与二溴羟基卟啉的显色反应。试验表明,在pH9.50的Na2SO3溶液中,锗(Ⅳ)与试剂形成(1∶1)的绿色配合物,配合物的最大吸收峰位于418nm波长处,表观摩尔吸光系数ε为1.76×105L.mol-1.cm-1,Ge(Ⅳ)量在0~0.45μg/mL范围内符合比尔定律。本法可用于测定茶叶及枸杞中的微量锗。

 
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