Answer / s.goutham

Pda detecetors gives 3D out put [time constant ,wavlength
chnge], uv detecetor gives normal output [wavelength
constant ,time changes]

Answer / rajesh.n

PDA detector scans from 190-400 wavelength and and uv scans
only specific wavelengths


rajesh.n cosmic

Answer / venky

Pda scan at a time 190 to upto 800 and gives 3D , Uv only scanning specific wavelength, Dual wavelength scan at a time but no 3 D

tell me about aliphatic acid estimation by hplc which columns can we use

1 Answers   Dr Reddys,

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for which type of applications gas chromatography is used?

2 Answers  

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what is the difference between melting range & melting point? Which is more significant?

5 Answers  

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What is the correct way to digest milk powder to get the corrrect value of Fe and Zinc?

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3 Answers  

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How we can determine OOT limit in Stability

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For LOD and LOQ determination which method is accurate? (slopemethod or s/n ratio method)

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What is diffrence between residue on ignition and sulphated ash?

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calibrtion procedue of LC-MS

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why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?

0 Answers  

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Why triethylamine and o-phosphoric acid used while setting pH of mobile phase during HPLC Analysis?

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why is salt andv ice used in liquifyiny SO2

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