Answer / b.gangatharan

Vacuum lod is used to minimise oxidation during drying and for reducing drying time also.it is used for low melting range materials.vacuum during is generally used for hygroscopic and heat sensitive materials.
Thanks,
B.gangatharan,
Caplin point,
Puducherry.

Answer / venu gorrepati

LOD is used for determination of water and voltail compounds. generally lod method Ddevolped based on temperature.some compound having is lower melting point so water and some voltail compound have more boiling points at that time used vacume lod for determenation

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