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G U M   B I C H R O M A T E   P R I N T I N G

Materials


Mixed Pigment, tube pigment, potassium dicromate solution in dropper bottle, graduated cylinder, thermometer, gram scale, emulsion mixing dish, sponge brushes, & gelatin.


1000mL Beaker for mixing gelatin solution
and potassium dichromate solution


Gallon of Gum Arabic 14 Baume
 
Mixing Pigments


Weigh out pigment on waxed paper using a gram scale.


Measure out 20 mL Gum Arabic 14 baume


Combine Gum and measured pigment in a dropper or fabric paint bottle.


Shake well.


LABEL EVERYTHING!
This process is hard enough. Don't do it without notes.


Mixed gum and pigment solution ready to use.

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