scheimfluger_77
Member
Some more Oriental Center from the place that shall not be named.

1kg Pyrocatechin, and 25kg Potassium Carbonate.
Are you going industrial?
something like that. It's economy of scale but not to the extent of the times I bought Borax 2 metric tonnes at a time maybe 3 times a year, and Sodium Metabisulrpite, Carbonate and Hydroxide, 100kg on a regular basis along with concentrated Nitric and Hydrochloric acid 

Book: "Edge of Darkness" by Barry P. Thornton on darkroom work.couid be a give away, freebee, book, equipment, film, chemistry
just something related to making photographs, or thinking about making photographs ...
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