BOC Sciences provides a series of chemicals related to alternative photographic processes, including platinum, palladium, gelatin, and sensitizer, etc. Orders both in bulk and by individuals are welcome.
A review on 14 December 2020: They do still supply chemicals, but it’s not in their catalog.
You need to search for what you need, for example:
https://www.bocsci.com/sensitizer-cas-13933-31-8-item-83781.html
https://www.bocsci.com/search?q=gelatin
https://www.bocsci.com/search?q=palladium
https://www.bocsci.com/search?q=Potassium
Company name: BOC Sciences
Address: Shirley, NY 11967, USA
Phone: 1-631-485-4226
Email: account (at) bocsci.com
Website: www.bocsci.com
Ship: Locally and internationally
Thanks for letting us know!
After reviewing the BOC Sciences website, it appears BOC Sciences no longer handles alt. proc. chemicals.