why we use only vanilline , acetanilide,& caffeine For the Calibration of melting point appartus?7 25011
which solvent is highest poler acetonitrile dimethyl formamide methanole tetrahydrofurane buffer solution8 10986
what is the difference betwen the analytical column & peparative column?4 11695
what is the general mechanism of high performance liqiud chromatography?7 14053
why 2Theta value is consider in the XRPD spectra and how to consider the 2 Theta value2 6397
what does optical rotation and specific rotataion means,difference between them8 28541
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me1704
Why dissolution test is not performed in all of the products
We use Potassium Dichromate solution for the calibration of UV-Visible Spectrophotometer in UV region. My question is to calibrate visible region which solution could be used in photometric accuracy
what is turbidimetric titration?Give 2 examples.
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?
What are modes of quantification in related substances
what is the extinction coefficient for Indomethacin or at 319nm wave length.
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
what is the principle involved in turbidometry and nephelometry ?
What is delay volume?
How do we fix the sample concentaryion in hplc method development. What is the basis?
UV and PDA detector, which have less signal to noise ratio?
why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
why we use a particular hplc column for a particular compound give reasons?please
what is third integration