As per the initial reactions from the candidates, the paper was moderately easy. 'Lots of questions were a bit identical what ...

Sample preparation plays a crucial role in bioanalytical analysis involving chromatography. Insufficient sample preparation, such as skipping protein precipitation, phospholipid removal (PLR), ...

JEE Main 2026: Preparing for JEE Main 2026 Chemistry becomes much easier when students practice with well-designed sample papers and answer keys. Since the exam is to be held in January and April 2026 ...

Four principal methods govern the preparation of samples for XRF analysis, each representing a different trade-off between analytical quality and speed/cost of preparation. A method involving the ...