[Alt-photo] HT-2 residual hypo test

johnbrewerphotography at gmail.com johnbrewerphotography at gmail.com
Sat Aug 5 17:28:46 UTC 2017


Just a thought but would something like this be in the darkroom cookbook? (Anchell)

Sent from my iPhone

> On 5 Aug 2017, at 6:06 pm, Marek Matusz via Alt-photo-process-list <alt-photo-process-list at lists.altphotolist.org> wrote:
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> All,
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> I am looking for a test chart that Kodak used to sell with the HT-2 residual hypo test that quantifies the amount of thiosulfate in the paper. This was used in the B&W days to test for washing of the prints. I am trying to be more scientific about my salted paper printing.
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> Does anybody have such a chart and could scan it for me.
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> Marek
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