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Preparation No. 32 Cod Liver Oil Emulsion
Transcript of Preparation No. 32 Cod Liver Oil Emulsion
Cod Liver OIl Emulsion By: Adriano, Chelsi Mari G.
Mercado, Jeanne Pauline C.
Tagaotao, Midory B. Cod Liver Oil- Active Acacia- suspending agent Syrup- flavoring agent Purified water- solvent Dry Gum Method Method of Preparation An emulsion is liquid preparation containing two immiscible liquids,
one of which is dispersed as globules (dispersed phase = internal phase) in the other liquid (continuous phase = external phase). What kind of preparation is Emulsion? Used to prepare the initial or primary emulsion from oil, water, and a hydrocolloid or "gum" type emulsifier (usually acacia). Continental or Dry Gum Method The proportions of oil, water,
and emulsifier are the same (4:2:1),
but the order and techniques of mixing are different. English or wet Gum Method Used to prepare emulsions of volatile oils, or oleaginous substances of very low viscosities. Bottle or Forbes Bottle Method When an emulsion separates into its separate ingredients
(when the oil andwater are
clearly separated and will not recombine)
the emulsion is said to have"cracked" or "broken. Causes of Emulsions to Crack Methyl salicylate- counter-irritant Different Methods of Preparation: Difference between Creaming and Coalescence Creaming is the migration of the dispersed phase of an emulsion, under the influence of buoyancy while Coalescence is a small droplets bump into each other within the media volume and continuously combine to form progressively larger droplets. Use of the Preparation: Source of Vitamin A and D