why plane of polarized light rotated by opticaly active compunds?

Glenmark,

why plane of polarized light rotated by opticaly active compunds?

Glenmark,

Can any one tell what is RECALL OF PROCEDURES is

Macleods,

what is the difference between capillary and glass column in GC

differance between L1 and L7 columns

Everest,

what is basc principle of the HPLC,IR,UV AND GC? what is difference between diffusion spectra and transmision spectra in IR?

Cadila, Dr Reddys, GICC, Mylan, Sygene, Torrent Pharma, Zydus Cadila,

plz tall me that any pharmacopeia and guideline is par meted to use 1.68,4.01,7.00,9.00,12.45 buffer for ph meter calibration

Torrent Pharma,

In pharmaceuticals formulation OOS applicable in Raw Material(which is not manufacturing in the company. and purchase by approved vendor)).Why?

Orchid,

why we use only six bowls for dissolution of a drug

Cipla, Natco, TelePerformance,

On which pharmacopoeia basis we can calibrate instruments like HPLC,GC,UV,DISSO,IR etc...

Cipla, Laurus, Micro Labs,

why PH range 0-14 explain

DRL, Reddy Labs, Saint Gobain, Viva,

How to make up 100ml of a solution cintaining compound A at 95µg/ml and compound B at30µg/ml for an HPLC reference standard.

why we prefer kbr for ftir than kcl?

Aurobindo,

How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain

Graviti Pharmaceuticals, Vimta Labs,

EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE