Plz explain the formula in uv calibration =Absorbance of the sample ( x ) x 10 x 1000/Weight of potassium dichromate taken in mg1 5877
how v can identify functional groups by wet techniques?2 2348
what is the method of UV cabinet CALIBRTION2 10587
WHAT IS THE USE OF STARTER ?????????1184
why IR graph or spectra comes down ? Any reason3 12461
what is partion and column chromatography1135
why we are adjusting the ph in buffer solution preparation2 9284
what is the film thickness in ftir8 8626
what is the principle of assay of sodium nitrite?2 7754
why required specificity in valdation3 5416
whate is difference between calibration and validation11 41220
What is importance of pH in the Heavy metal test and How it effect on the test results?
Which is the highly polar and highly non polar column in HPLC?
What is third generation HPLC Columns?
Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?
What is the difference between spectro meter and spectro photo meter?
pharma industries oriented
What is the difference between purge septum flow and column flow in gas chromatography?
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
What is intact assay method development.....?
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
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 to use propyl paraben in HPLC gradient calibration
How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.
what is turbidimetric titration?Give 2 examples.
WHAT IS THE USE OF STARTER ?????????