All these preparations have withstood a shelf test of at least four monnths before approval for inclusion here. Quantities are parts by weight Water/70.900 Petroleum Jelly/4.050 Sodium Phosphate/0.135 "Polawax"/4.050 Sodium Chloride/0.597 Liquid Paraffin/12.200 Urea/3.750 Proflavine Sulphate/0.300