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化學配方數(shù)據庫
配方類型: PHOTOGRAPHY
配方說明: Stayflat Photographic Film
配方組成: Carbolic Acid/6 drops
Gelatin/3 oz.
Water/To make 32 oz.
Glycerin/3 oz.
配制方法: The gelatin and glycerin are mixed with 24 oz. of cool water and allowed to stand at room temperature for 30 minutes before heating to 120F. until the gelatine dissolves. The acid and remaining water to make 32 oz. of solution ar then added. The mixture should be applied to the glass or metal (aluminum) support at a temperature of 90F. and the coated surface allowed to set for about 24 hours to congeal and condition the gelatin.

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