why reference flow required during hplc analysis on rid?1 3593
why hydrogen and zero air used for flame ignition in gc?1 6683
How we get DST moisture 15.4-16.0%. what is the calculation or method behind it.2 15302
what is the results if we use ODScolumn instead of BDS column ,(ther parameter is same for column) in assay method ?3 6990
How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.1022
what is the use of tap density apparatus? why we calculate it? what is the difference between the bulk density and tap density?1 2272
What is the difference between void volume and delay volume in HPLC?3 14912
What are the primary standards?6 8427
why we want incorporate area of each solution of Intermediate precision and repeatability as well as Accuracy ? What is the use to incorporate area of each solution of Intermediate precision and repeatability as well as Accuracy ?1 2720
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.
How to check hplc detecter sensitivity?
What is stray light in uv what are units for stray light
Which is the highly polar and highly non polar column in HPLC?
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
Tell me about analytical method validation in QC
What is gelatinization?
what is the difference between potentiometric titration and karl fischer titration?
why are measure gas flow " ml " in Gas chromatography
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE
Can we interpret accuracy from linearity in method validation?
how will you do the prep for unstable componds?