In burette calibration of Karl fischer Instrument, the multiplication factor 1.00693 is using for how much ml of water dispenced. why1 1720
Why we are injecting low load standard conc. while analysing Related Substances by HPLC?3 6934
why wetlab is called as wetlab6 11236
In UV-VIS spectrophotometer:My diluent is methanol even though i corrected base line for methanol,In my sample scan i found methanol peak.what is the reason?2 6864
What is the diffrence between the performing of LOD ordinary drying at voven and vaccum method.
How can we calibrate the burette dispencing capacity in metrorm kf titration calibration1 4147
how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.1041
in hplc calibration we are using 0.05% acetone why we are using that one and what happen when its conc increases or decreases4 18334
loss on drying we applied vaccum for some compounds and some compounds are at 105c why3 7934
why we are calibrating autopolarimeter with quartz control plates1 3679
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?6768
why we use TLC?8 14093
How to determine the EDTA content by potentiometry titration in Ceftriaxine sodium
what is third integration
what is procedure of actual procedure for registration of drug?
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
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.
Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
What is FFA, PV, and PAV value in oil.
How to do regeneration of Metacarb Pb plus column?
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
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
which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc
pharma industries oriented
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?
what is the extinction coefficient for Indomethacin or at 319nm wave length.