Photo Emulsion and Diazo Sensitizer

Where to Buy


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Photo Emulsion

Photo Emulsion is used with the Diazo Sensitizer to coat silk screens for photo imaging.

- Click here for a short video showing how to prepare a screen for screen printing!

8 fl oz/0.24 L (JSI2130) pictured
16 fl oz/0.47 L (JSI3130)


Fill Diazo Sensitizer bottle half full with water. Replace cap and shake well. Add to Photo Emulsion and stir thoroughly. Replace lid on Photo Emulsion and let sit for 1-2 hours. Coat screen and let dry. Keep screen away from all light before exposing. Store Photo Emulsion in cool dark place.

CAUTION! Use with ventilation. Do not get in eyes or on skin. Wear protective gloves. Not intended for use by children.

- Click here for the SDS sheet for Photo Emulsion



Light Source Distance from Screen Exposure Time
 200 watt incandescent  24 inches 22-25 minutes 
 150 watt incandescent  24 inches 30-33 minutes
 100 watt indoor flood  18 inches 50-55 minutes
 60 watt indoor fluorescent  18 inches 45-48 minutes
sunlight    10-30 seconds