what is mean by extactable and leachable study?

1125

What is the difference between purge septum flow and column flow in gas chromatography?

2519

inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

687

Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?

2793

Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

1878

How to fix the sample conc. in Related substances test by HPLC?

1054

If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?

779

sop of a uv visible spectrophotometer double beam elico model

5879

How to set specification of assay, fisdolution and related substances?

846

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

695

what type of question will ask in the interview of lab chemist.

3285

1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer

1814

Why to use propyl paraben in HPLC gradient calibration

7377

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

3150

what is mean by dissolution hydrodynamics?

794