why ur using toulene in hexane in u.v calibration?
Answer Posted / deepak pathak
bcoz toluene give maxima and minima at 266nm and 269nm to
check resolution in uv calibration and we use hexane as a
diluent because it has no uv absorbance. s
Is This Answer Correct ? | 67 Yes | 7 No |
Post New Answer View All Answers
How to calculate coreletion coefficient
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
which are the sizes of capsules?
how we can identify the impurity is coming below loq at transfering site?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
how to set sample and standard concentration in RS method?
2. Two grams of Benzoic acid are dissolved in 200 ml of water and extracted with 200 ml of diethyl ether. The distribution coefficient of benzoic acid is 100, and its dissociation constant is 6.5 10-5. Calculate the distribution ratio (D) of benzoic acid at pH 2, 5, and 6. 3. Calculate D at pH 2 to 10 (1 unit apart) in the above problem, and plot D versus pH.
WHY given much noise PDA dector then VWD Dector
Difference between the quantitative analysis and qualitative analysis?
What is the principle of Thermal conductivity detector and FID?
What is the difference between chromatographic purity and related substances?
If vendor having more imp than monograph then how to proceed? and how to set spec?
What is column in chromatography?
if content uniformity passing but dissolution varrying then what is next step?