Plz explain the formula in uv calibration =Absorbance of the sample ( x ) x 10 x 1000/Weight of potassium dichromate taken in mg1 6532
how v can identify functional groups by wet techniques?2 3216
what is the method of UV cabinet CALIBRTION2 12253
WHAT IS THE USE OF STARTER ?????????1480
why IR graph or spectra comes down ? Any reason4 14004
what is partion and column chromatography1417
why we are adjusting the ph in buffer solution preparation2 10504
what is the film thickness in ftir8 10272
what is the principle of assay of sodium nitrite?2 8494
why required specificity in valdation3 6428
whate is difference between calibration and validation11 44668
How can I develope method of dissolution by HPLC OR UV
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?
what is the principle involved in turbidometry and nephelometry ?
what is the structure of DOWEX-50
what parameters we will consider while developing a HPLC method and how we confirm our HPLC method is valid?
Explain the relations between number of carbon atoms in alkanes and retention time ?
How to fix the sample conc. in Related substances test by HPLC?
What is rs test why we are performing rs test?
How can the GC or HPLC method is selected to determine the impurity profile in drug product?
what is turbidimetric titration?Give 2 examples.
some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?
Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
can we use the same detector in HPLC as well GC and what could be the differences we can find in the final chromato graph in any aspects?
What is aggregate and fragments in SEC?