The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.
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Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.
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Jyothi.... In my opinion, you did the right choice by using petroleum ether, because some organic components may also be removed when using alcohols like dyes and odors. Good luck
I agree with the opinion of Dr. Mahmoud. Using petroleum ether is the right Choice as it is used a laboratory solvent and glue removal