Answer / balu

I thing to maintain the pH of solution

Answer / t reddy

buffer is used to keep PH stable in ionizable condition.

Answer / haribabu

in Reverse phase chromatography for good resolution

Answer / msreddyvelagala

in solute we may have different products,all these cannot elute at same concetration of mobilephase in short time.solvent is polar,to get the eluates faster we have tochange the mobilephase composition(i.e polarity to be increased up to certain time intervel)

Answer / sasibhushanreddy

to control the ph of the soultion

Answer / vikasnautiyal4

because solvent system intrect
with mixture (they are mixture
of acid and base) to prevent
tha ionisation and controle
ph of analyte.

Answer / vijay bhosale

To maintain the PH oo solution.

Answer / manisha dawale

To prevent ionization,to control retension and for proper peak shape

Answer / tapan shaw

To simulate the dissolution behavior in our body fluid
because our body fluid where drugs release occur is either
acidic or basic.

Answer / ankita

to prevent ionization of weak acids and weak bases.

what is polarity and how to calculate

2 Answers   Reddy Labs,

What is void volume & dead volueme

3 Answers   Bayer, Lupin,

What is descriminatory disolution medium ?

3 Answers   Cipla, Graviti Pharmaceuticals,

what is motor rotation in case of sucrose

1 Answers  

i want to know about headspace and interview question on headspace

1 Answers   Srikem Laboratories,

Difference between hlaf and rlaf

0 Answers   Sharon,

Principle of HPLC in one sentance

8 Answers   Syngene,

what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

0 Answers   Graviti Pharmaceuticals,

principle of AAS & its uses ?

1 Answers   Auriga,

What is diffrence between extractable volume and deliverable volume? Answer pls

0 Answers  

What is the major difference b/w Drift and Noise

4 Answers   Aurobindo, Dr Reddys, Reddy Labs,

why urasil use in hplc column perfomance?

1 Answers   Bayer,