Why sodium lamp is used as source of Polarimeter?
Answer Posted / shavian
tthe half-shade used in this experiment is designed in such a way that it introduce a path difference of λ/2 or phase difference π between the ordinary and extra-ordinary rays of perticular wavelength of light.as sodium light is monocromatic is used in this experiment
| Is This Answer Correct ? | 12 Yes | 0 No |
Post New Answer View All Answers
[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?
How you develop a method in HPLC?
Is it nessesary all multimedia dissolution require descriminatory?
What is importance of pH in the Heavy metal test and How it effect on the test results?
from where i get mortar pastle for glass bottle crush? it's required for testing of it?
what is the extinction coefficient for Indomethacin or at 319nm wave length.
Why potassium dichromate is used in calibration of uv?
Please give idea about method development for cleaning method and how maco level establish
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
why does used dry caffien in HPLC calibration?
Why are use silicon oil mr?
how much mass should be there in volumetric flask while in preparation of sample for assay?
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
we can use expired sample for validation and analyst qualification?
about method developement in hplc