Is it nessesary all multimedia dissolution require descriminatory?

0 Answers  

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in stress study if your api not soluble in hcl naoh h2o2 then what require to do?

0 Answers  

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Why 10%,20%,30% Sucrose solution is used for the calibration of polarimeter?

5 Answers   Cipla, LGC Promochem,

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what is batch no. of prednisole tablet.

8 Answers   Dr Reddys,

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wen v have polr solvent then which type of column use in hplc

2 Answers  

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when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.

0 Answers   ABC,

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WHICH PRESSURE IS HIGH EITHER INJECTOR OR DETECTOR IN GAS CHROMATOGRAPHY

4 Answers   Avon Organics, Dr Reddys, Reddy Labs,

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Whya the need of Specificity to do in Analytical Method Validation ?

5 Answers   Dr Reddys,

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acetic acid is weak acid & perchloric acid is strong acid.but how perchloric acid is soluble in acetic acid

3 Answers   AVT, Hetero,

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How can we calculate offset value pH measurment

0 Answers   Dr Reddys,

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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.

0 Answers  

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In my analysis by HPLC,In sample main peak and placebo peak are eluting with shorter resolution ( almost look like doublet). how can i get max resolution ? Is changing gradient method is usefull?

3 Answers  

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