Qc interview questions415
What is difference between" LOD" AND "VACCUME LOD"2 1539
Difference between standard operating procedure and standard test procedures in pharmaceutical industry2 1116
How to start the dissolution development for unknown tab?
what is DIPE limit in residual solvent?1 846
Dear sir, This is R.Kadambavadani working in a pharma industry. while doing RS analysis of ibuprofen API, unknown peak eluting some times in the 0.6 Min RT. Kindly send me what is the exact reason behind that. also am using ACN the mobile phase.1 549
Near infrared Principle1 692
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
Difference between hlaf and rlaf
Why we check moisture,ash & AIA in product
In Dissolution Test why limit is define Q+5% what is the role of +5%.
What is the exact reason to use THF and IPA in buffers of Reverse phase HPLC as a solvent?
how you determine moist.of NaOH sol or NaOH flacks
sop of a uv visible spectrophotometer double beam elico model
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
What should be the level/ Percentage of Arsenic in Arsenic free zinc.
What are the primary considerations in extractables and Leachables ?
how to calculate corelation coefficient in G.C Calibration? what is the calculation part?
how to get accurate result for Residue on evaporation in purified water
how will you do the prep for unstable componds?
about method developement in hplc
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