Speedball Diazo Sensitizer is used with Diazo Photo Emulsion. It is the ingredient that makes the emulsion light sensitive and ready to develop.
Please note: the tiny bottle may appear to be empty but follow the directions on the side of the bottle and the small dark blob hiding in the bottle will become quickly apparent! Speedball Diazo Sensitizer is sold in 59ml bottles.
Price per bottle.
Stock availability online does not reflect availability in-store.