10-0642 1 pt, 10-0643 1 gal, 10-0644 .5 gal
This is a 14 Baume solution
Posted by Unknown on 7th Jan 2020
I bought the Photographer's Formulary gum printing kit a long time ago and had such great results that I have been buying my gum bichromate printing supplies from photoformulary.com ever since.
Posted by Unknown on 20th Jan 2016
Posted by Donald Walker on 1st Aug 2014
Gum arabic in bulk for Gum Bichromate printing is hard to come by. The liquid gum arabic from PF works excellently.