Answer / guest

1.column performance is the column should comply the stated
systemsuitability in case of dedication OR It may satisfies
the common general criterian used for all column while
receiving new column OR Check the performance as per
manufacturer recommendations.
Column Effecience: This is regarding to the therotical
plates which results in the peak sharpness as more the peak
sharp more its 'N' no. of therotial plates as more
efficient column.
2.column performance is the column should comply all types
of fraction be seprated with respective solute and solvent.
and column efficiency is column should comply all plates
be segregate with sharpness.

why does the result variation in hplc and gc with same sample ?

4 Answers   Matrix,

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Difference between hlaf and rlaf

0 Answers   Sharon,

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Dear sir, This is R.Kadambavadani working in a pharma industry. while doing RS analysis of ibuprofen API, unknown peak eluting some times in the 0.6 Min RT. Kindly send me what is the exact reason behind that. also am using ACN the mobile phase.

1 Answers  

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what is mass spectra ? why it is necessary ?

1 Answers  

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what is diffrence between specificity and selecivity?

0 Answers  

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Why we use uracil and caffeine in hplc calibration

6 Answers   Alchem, Reddy Labs,

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In dissolution test s1 stage we are getting one bowl 40 % out of 6 bowls what is the root cause you find and how proceed next step? ( Q is 80%)

3 Answers   Reddy Labs,

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What is the solvent/material used to balance spirit level in analytical balance?

5 Answers   Glenmark, MMC Health Care,

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what is a placebo peak

2 Answers   GMP Pharma, Optimus,

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How to study genotoxicity of impurities in API?

2 Answers   NCL,

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What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

0 Answers   Natco,

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What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.

0 Answers  

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