Plz explain the formula in uv calibration =Absorbance of the sample ( x ) x 10 x 1000/Weight of potassium dichromate taken in mg1 5385
how v can identify functional groups by wet techniques?2 1850
what is the method of UV cabinet CALIBRTION2 9418
WHAT IS THE USE OF STARTER ?????????1040
why IR graph or spectra comes down ? Any reason3 11643
what is partion and column chromatography997
why we are adjusting the ph in buffer solution preparation2 8452
what is the film thickness in ftir8 7881
what is the principle of assay of sodium nitrite?2 7084
why required specificity in valdation3 4901
whate is difference between calibration and validation11 39058
In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )
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 difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me
why we are using hexane in calibration of number of drop per mL
AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?
As per ICH related substances stability trend limit from initial to shelf life
using gradient pressure in gas chromatography are not ?using gradient pressure why
for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
How can we calculate offset value pH measurment
what is the identification test of volatile substance? what is volatile compound?
Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
what is the difference between potentiometric titration and karl fischer titration?
how can give the expiry period and restadardisation of volumetric solution
What is control room temperature and which guide line says?