Answer Posted / kizar ahamed

Non polar compounds having low dielectric
constant .according to the above list

acetonitrile = 36.6

DMF = 38.3

METHANOL =33

THF =7.52

Based on the above dielectric constant , DMF is the
polar solvent.

A ha tc is actual defination of retention time?

1612

---

all types of questions asked at the cipla interview

4676

---

Why six unit used for precision?

1339

---

Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6

2601

---

in dissolution why pool sample needed? in which type of drug pool sample need?

3173

---

What is split ratio in Gc? Splitless? how requirr to select?

872

---

Did anybody have method for acetyl cysteine effervescnce tablet

2238

---

is it nessesary to do solution stability for 7 days?

765

---

Which are the diffrent grades of api in pharma?

752

---

WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?

2575

---

before starting analytical method valodation what you checking? and how giving preference to start validation?

792

---

in hplc chromatogram started from left to right and in uv spectrum started from left to right

941

---

what is definition of validation? which components are followed give detail?

2359

---

How we can identify process related and degradation impurity in single method with short period?

807

---

what is mean by dissolution hydrodynamics?

819

---