what is difference of uv and pda

Answer Posted / merra vali

PDA - Photo diode array detector

UV- Ultra violet detector

UV used in regular analysis for single nm. where as PDA is useful in method development by injecting single sample we can find peak purity

Is This Answer Correct ?    1 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to qualify the impurity?

333


HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.

1742


If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately

372


What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

1560


What if impurity area in control sample coming more as compared to LOQ level of impurity ?

1166






How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.

3614


what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?

362


In performance Check of GC Why Hexadecane Peak is Considered 

2566


What is viod volume and peak purity in HPLC?

2363


why glutent are detected in the rice cereal baby food product even manufacturer claimed that they are using rice and milk only?we have using ELISA to do the test,and rice supposed not containing any glutent,rite?We already repeat the test so many times and it still detected.just wondering where the glutent came from?

2353


Why only 1.2 million lux hours require in photostability study?

500


What is control room temperature and which guide line says?

1169


why digestion require in icpms?

313


Why we check moisture,ash & AIA in product

1409


what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?

1533