why phepolphthalene giving pink color when we titrate
against to NaOH Solution ,giving colrless titrating
aginsiting with acids?
Answer Posted / bhupalreddy
It shows pink color in basic meadium.Here NAOH is base
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
which are the sizes of capsules?
How do we fix the sample concentaryion in hplc method development. What is the basis?
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
What is similarity factor?
if identification threshold crosses the limits then what next step?
why we use glass fiber filters use in some situation?
why holium oxide prepared in 10% HCLO4 SOLUTION
How can we calculate offset value pH measurment
How to establish relative response factor for hplc. Why it is required?
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
how to decide for one product require water content or LOD?
Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?
Which are the diffrent grades of api in pharma?
What is the principle of Thermal conductivity detector and FID?
If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately