what is the difference between c-8 and c-18 column
Answer Posted / yojana
Onaly differance is packing of coloumn
| Is This Answer Correct ? | 4 Yes | 11 No |
Post New Answer View All Answers
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.
Difference between the quantitative analysis and qualitative analysis?
what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
What are modes of quantification in related substances
Which parameter require to do for analytical method equivalency?
Why sometime potassium ortho phosphate mix with acetone use for sample preparation for hplc
what are the guidelines for analytical method validations?
Why potassium dichromate is used in calibration of uv?
what is the principle involved in turbidometry and nephelometry ?
What is the difference between chromatographic purity and related substances?
what is diffrence between specificity and selecivity?
What is aggregate and fragments in SEC?