calibrtion procedue of LC-MS
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what is basc principle of the HPLC,IR,UV AND GC? what is difference between diffusion spectra and transmision spectra in IR?
1 Answers Cadila, Dr Reddys, GICC, Mylan, Sygene, Torrent Pharma, Zydus Cadila,
In HPLC when we use Isocratic method, Gradient method in hplc?
Why are using in Hi,zero air, Ni gass are used GC
5 Answers Aurobindo, ELBS, Vimta Labs,
What is shaking level in GC?
how you determine moist.of NaOH sol or NaOH flacks
What does theoretical plates number mean?
What is the importance of rrf in rs by HPLC?
What is the optimum period of storage of indicators?
1 Answers Orchid Chemicals and Pharmaceuticals,
effect of Ph during analytical run ?
1 Answers Lambda Therapeutic Research,
Why do we use 500ppb sucrose and 500ppb 1,4 benzoquinone in TOC calibration?
why kbr is used for pellet preparation in ir spectroscopy, give the reasons? why kbr shows zero dipole moment?
what is the dipolement and how it is related to IR
1 Answers AJ Square Inc, Aurobindo,