An excellent kit for use in high-quality screenprinting. This photo emulsion kit contains a 7 oz. jar of Diazo Photo Emulsion, a 1 oz. bottle of Diazo Sensitizer and a 7 oz. jar of Photo Emulsion Remover. Emulsion solution is light-reactive, water-soluble and spreads easily Includes helpful instructions When mixed with the Photo Emulsion, the Sensitizer can be stored up to six months in the refrigerator