A viable alternative to chromium salts in pigmented colloid printing.
A research paper by Simone Simoncini and Kees Brandenburg about the use of a novel method for pigment colloid printing published on alternativephotography.com
Zerochrome-SbQ, A viable alternative to chromium salts in pigmented colloid printing by Simone Simoncini & Kees Brandenburg is licensed under CC BY-NC-SA 4.0
Check it here: alternativephotography.com or download the pdf version:
Zerochrome-SbQ English
Zerochrome-SbQ Italian