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

800

What is the difference between fractionation and distillation?

1062

Please give idea about method development for cleaning method and how maco level establish

697

How can I develope method of dissolution by HPLC OR UV

2350

What is the principle of Particle size analysis and zeta potential

2590

What is iron ore consists of?

1002

Explain what are enzymes?

1110

In what ways can Actinium be used in conjunction with other elements or compounds to create new materials or compounds with specific properties?

577

what is the difference between potentiometric titration and karl fischer titration?

3118

The reaction of an acid with an alcohol to form an ester and water. What is the process?

969

Define an electro chemical cell. Give one example? : Electrochemistry Corrosion

965

WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?

1138

why is mgcl used in edta titration

1568

Why sodium hydroxide used for maintain pH of phosphate buffer

2335

Mention a few advantages of photoelectric colorimetric determination.

1315