what are the sources in ELSD,PDA, RI and UV Detectors?
Why six unit used for precision?
What is Spliit and Splitless in Gas Chromatography nad How does it work?
what is the maximum flow rate in prep hplc
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?
today i am doing calibration of HPLC. when i inject the blank it was going on -ve.(bleow then zero) why?
how to convert normal phase hplc to reverse phase and vice versa?
why base line not start from zoro in GC Chromatograme.
Which are the diffrent grades of api in pharma?
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
what is the difference between IR and FTIR instrument analysis
How to Prepare Dilute Sodium hydroxide solution?
wat is the role of michelson interferometer in FTIR and He-Ne lase.detailed answer required in simple language