why we use only vanilline , acetanilide,& caffeine For the Calibration of melting point appartus?7 20493
which solvent is highest poler acetonitrile dimethyl formamide methanole tetrahydrofurane buffer solution8 9135
what is the difference betwen the analytical column & peparative column?4 10367
what is the general mechanism of high performance liqiud chromatography?7 12579
why 2Theta value is consider in the XRPD spectra and how to consider the 2 Theta value2 5700
what does optical rotation and specific rotataion means,difference between them8 25435
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me1406
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?
What are modes of quantification in related substances
how the compound separate in coulunm,explain
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
What is Band broading effect explain
for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
How would you decide dissolution medium for NCE compound of class I drug
iam usig ph buffers merk. manually how to prepare ?
In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE
Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?
about method developement in hplc
what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?
what is the importence and role of LCMS and LCMS/MS and their applications? which type of compounds are analysis by lcms?