Answer Posted / analyticalstudent

WHY pKa value is more important than pH value of the mobile phase in HPLC?

1768

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is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth

2168

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Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?

1855

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How would you decide dissolution medium for NCE compound of class I drug

2256

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How to know the estimated LOQ concentration in ppm

1213

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HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.

2244

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before starting analytical method valodation what you checking? and how giving preference to start validation?

806

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Tell me something about Vitamin A test method by HPLC

2679

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identification is for unknown? qualification for known? reporting for LOQ?

725

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How require to perform linearity as per ANVISA? What are the acceptance criteria?

1334

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if rsd failed then what require to do?

836

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how require to fix the linearity and accuracy cincentration range?

1667

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How to do regeneration of Metacarb Pb plus column?

2580

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What is importance of pH in the Heavy metal test and How it effect on the test results?

2283

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what parameters we will consider while developing a HPLC method and how we confirm our HPLC method is valid?

3690

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