As a chemist working with Protactinium, what safety measures and precautions would you take due to its radioactivity?

535

What is german silver?

858

Explain the difference between the law of multiple proportions and the law of definite proportions?

985

How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?

3168

what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1933

How would you decide dissolution medium for NCE compound of class I drug

2215

what is the indicator used?

996

write short note on steroids,terpenes,prostagladins,and phospholipids.

6325

identification is for unknown? qualification for known? reporting for LOQ?

683

what is induction on electrical insulators

2286

we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion

1814

Explain the difference in the modern periodic table and mendeleevs table?

941

why does used dry caffien in HPLC calibration?

1996

What is mole?

1025

Give an example of a polysaccharide?

1125