which situation gc hs and gc als require to use?
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What is the principle of Thermal conductivity detector and FID?
please explain about aluminium hydroxide assay
Why irmoisture balance is used for corrugated box moisture testing
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
Identify problem faced when mass spectroscopy is used with HPLC system ?
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Why we select scan range from higer wavelength to lower wavelength in uv visible spectroscopy and ftir spectroscopy ? .
What are the differences between GC and HPLC?
What is Signal to noise ratio?
how can give the expiry period and restadardisation of volumetric solution
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WHY KBr is used in IR Spectroscopy
if the purity is 99.9%,is need to do assay?
why we are using sodium,potassium phosphates for mobile phase preparation?