This web page is dedicated to the
dissemination of otherwise forgotten
or difficult to find photographic data.
This page was created in June of 1999 and updated 17 years after, on July 2, 2016.
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All brand names and trademarks are the property of
their
respective owners.
photographic photography science exposure film
developer
stop bath fixer formulary metol bjorn burton acutance densitometer
desitometry
btzs actinic chemistry toner agfa kodak ansco ilford camera lens
bromide
sulfite ferricyanide bichromate bisulfite metabisulfite borax acetic
silver
paraphenylenediamine, p-phenylenediamine paraformaldehyde
o-phenylenediamine
diamine hydroquinone elon glycin emulsion metaborate pyrogallol amidol
chlorohydroquinone pyrocatechin phenidone hydroquinone benzotriazole
ultraviolet
infrared compensating darkroom gelatin alum thiosulfate thiosulphate
sulphite
sulfite, by Bjorn Burton