In UV we measure absorbance , how it is happend ? explain me
Answer Posted / vilas
Uv radiation absorb by electron of specific sample.for excited stage they release energy . It causes absorption & trasmitance.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is the purpose of octyl silane columns?
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?
using gradient pressure in gas chromatography are not ?using gradient pressure why
if you get peak in blank then what require to do?
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
what are the guidelines for analytical method validations?
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
how you fix the limits of impurities?
What are the primary considerations in extractables and Leachables ?
in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
why xterra column require to use at higher ph?
Which are the diffrent grades of api in pharma?
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
pharma industries oriented