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Why red HgI2 added during starch preparation?
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in gas chromatography what is the difference between gas flow rate and average linear velocity ?
Explain the relations between number of carbon atoms in alkanes and retention time ?
What are modes of quantification in related substances
some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?
WHY given much noise PDA dector then VWD Dector
how can I make the copper get white bye any salt or acit?
in sampling of raw material which side is pasted sampled labels
Did anybody have method for acetyl cysteine effervescnce tablet
what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?
what you do when compound having dwel wavelength?
why holium oxide prepared in 10% HCLO4 SOLUTION
all types of questions asked at the cipla interview
2. Two grams of Benzoic acid are dissolved in 200 ml of water and extracted with 200 ml of diethyl ether. The distribution coefficient of benzoic acid is 100, and its dissociation constant is 6.5 10-5. Calculate the distribution ratio (D) of benzoic acid at pH 2, 5, and 6. 3. Calculate D at pH 2 to 10 (1 unit apart) in the above problem, and plot D versus pH.
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
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