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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?
4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations
WHAT IS THE USE OF STARTER ?????????
in which situation require to take incident in validation?
is it nessesary to do solution stability for 7 days?
what is the difference between potentiometric titration and karl fischer titration?
how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,
How to calibration of the uv spectroscopy and its test?
for which product require to do content uniformity? what is limit of cu?
How we can identify process related and degradation impurity in single method with short period?
CAN WE DETERMINE THE PEAK PURITY IN GAS CHROMATOGRAPHY ANALYSIS?
Why dissolution test is not performed in all of the products
Why use only methanol,used determinationof moisture content not use other solvents
As per ICH related substances stability trend limit from initial to shelf life
Difference between the quantitative analysis and qualitative analysis?
