What is meant by levigation?

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S.M. Habibur rahman's picture

Grinding an insoluble substance to a fine powder, when it is wet is called as Levigation. Ref http://www.lenntech.com/chemistry/levigation.htm#ixzz11yU5Kucs
Satheesh Babu's picture

it is method of particle size reduction include use of the mortar and pastle in the prepartion of ointments.in this, the finely divided powders is levigated thoroughly with a small quantity of ointment base. levigating agents eg.,mineral oil, glycerin. ref: Encyclopedia of PHARMACEUTICAL TECHNOLOGY Third Edition, VOLUME 1, edited by James Swarbrick,PharmaceuTech, Inc.Pinehurst, North Carolinia, USA,page 3265

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