17
Oct
Dry Gum Method Of Making An Emulsion. It is important that the mortar be very dry. A mortar with a rough. The wet gum or English method requires that you make a mucilage with the acacia and water. The primary emulsion or emulsion nucleus is formed from 4 parts oil 2 parts water and 1 part emulsifier.
The acacia and the oil are placed in a dry porcelain mortar. In this method the acacia or other emulsifier is triturated with oil in dry Wedgwood or porcelain mortar until thoroughly mixed. Mix for a very brief time. The following methods used for preparation on small scale. This method is a variation of the dry gum method. The dry gum or Continental method requires that you place the acacia in a dry mortar and add the oil.
The acacia and the oil are placed in a dry porcelain mortar.
The dry gum or Continental method requires that you place the acacia in a dry mortar and add the oil. Put in 2 oz. A mortar with a rough. To this the required volume of water is added all at once and the mixture is shaken thoroughly until the primary emulsion forms. There are two methods of preparing a primary emulsion. Dry gum method in emulsion formulation of emulsion coarse dispersion physical pharmaceutics.