what is the purpose of Buffer in any titration?Ex:In
determination of hardness of water we use ammonia
ammoniachloride buffer in titration with EDTA.Why?

Answer Posted / vikash singh(up college

we use high buffer solution to mantain the pH of the solution medium bacause if we not use it then the pH of the solution decreases and the stability of  the chelating complex decreases. 

Is This Answer Correct ?    10 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?

529


Principle of single pan analytical balance

4602


What is the formula for relative diffrence for standard solution in solution stability in validation?

310


What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

1548


Why sometime potassium ortho phosphate mix with acetone use for sample preparation for hplc

981






why we are using hexane in calibration of number of drop per mL

1170


what is mean by peak intigrity?

337


In rs method development when we are going area normalization method to dilute standard method?

945


How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

2536


How to determine the EDTA content by potentiometry titration in Ceftriaxine sodium

1983


why digestion require in icpms?

306


Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?

2318


How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.

1795


what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?

1518


How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?

1303