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The level of indicator concentration

2010-07-14View Original

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Does the concentration of the indicator affect the color change? Please have Haiyou explain it for us!
Reply #22010-07-14
Of course it has an impact; the amount of indicator added affects the color change, and one must determine the optimal dosage of the indicator. The errors that occur can be corrected by subtracting the background value.
Reply #32010-07-14
It has an impact; it’s best to prepare it at the concentration required by standards, so that the titration endpoint will be more precise! ! ! !
Reply #42010-07-14
Of course, the indicator also participates in the reaction, and its concentration certainly has an impact; generally, standards are used or a blank is prepared by oneself
Reply #52010-07-14
The concentration of the indicator affects the results of titration; it is best to follow the standards.
Reply #62010-07-14
I think the amount of indicator has little impact on the analysis; what’s important is that the color is distinct, making it easy to determine the endpoint
Reply #72010-07-14
Yes, and it has a significant impact. Therefore, it is essential to follow the standard requirements strictly
Reply #82010-07-14
The impact is significant, and different people have varying perceptions of the endpoint at different amounts of indicator; this requires one to make judgments on their own. This is especially true when the amount used in analysis in the factory is not at the optimal level. As for the effect of indicators on the reaction, that’s another matter.
Reply #92010-07-14
According to standard procedures, that is the optimal color; adding too much or too little will certainly affect the color of the titration and lead to operational errors.
Reply #102010-07-14
There is definitely an impact; it is very important to prepare according to industry standards and to add indicators in the proper manner.
Reply #112010-07-18
There is an impact; as for whether it is a significant or minor impact, it should be determined in accordance with national standards, and attention should also be paid to the quality of indicators available on the market.

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