Answer Posted / ramakrishna23
ir= infra red region ;
nir=near infra red region
| Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
How do we fix the sample concentaryion in hplc method development. What is the basis?
WHY pKa value is more important than pH value of the mobile phase in HPLC?
if peak get problamatic then what require to do?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
What are modes of quantification in related substances
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?
How will u perform degradation study in detectors other thann PDA in HPLC Methodology
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
What is the principle of Thermal conductivity detector and FID?
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.
Why to use propyl paraben in HPLC gradient calibration
how to get accurate result for Residue on evaporation in purified water
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
if instrument calibration fails then what require to do?
how to develop the icp ms method? Application of icp ms?
