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  1. Re: Effect of increasing sodium sulfite in D-23?

    Hello! Can you write some parameters for EMA, please?
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    Re: Post Your Photos Made At Close Distance

    Achira, Makro Sinaron 180 f 5.6, Fomapan 100, Pyrocat EMA 24ºC Adox paper, Scanned from positive
    ClaudioSz215658
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    295,516

    Re: Post Your Photos Made At Close Distance

    Seeds,
    Makro Sinaron 180 f5.6, Studio. Fomapan 100, EMA dev. in Pyrocat HD 1+ 0.6+175,24ºC215657
    ClaudioSz
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    Re: Yellowish-Brownish borders of my prints

    My experience: Not enough time in the fixer before turning white light. Wait three minutes at least. The yellow stain does not disappear with ferricyanide, only with sodium cyanide alone (is too...
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    Re: Obsidian Aqua, catechol staining developer

    Exactly 6,66 g/l. That means 0,666%, expressed as g of carbonate in 1000 ml of solution.
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    Re: Large Format Landscapes

    Nana, its excellent! ClaudioSz
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    Re: Obsidian Aqua, catechol staining developer

    Jay, a little mistake.
    "Dilute 1:500 with 6.66% carbonate solution (sodium or potassium, depending on which metabisulfite is used in the OA stock solution). 1 liter of Obsidian Aqua makes 500 liters...
  8. Thread: Hydrocat??

    by ClaudioSz
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    2,890

    Re: Hydrocat??

    Steve
    I have tried to replace Catechol with Hydroquinone. With very little sulfite or ascorbic acid produces an intense yellow mask. The problem could not solve was that hydroquinone is a strong...
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    Re: Marks on my negatives

    Christer, have you really high level of developer in the tank? This kind of marks I vave seen when I was developing with less than a half inch of level over the upper part of the hanger.
    Hope this...
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