Photographers' Formulary 50lbs Sodium Bisulfite
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Photographers' Formulary 50lbs Sodium Bisulfite

SKU: PYSBISI50G MFR: 10-1179 50LB
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$149.00
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Key Features

  • Achieve archival quality prints with Photographers' Formulary Sodium Bisulfite!
  • Preserve pyro developer effectively using our high-quality Sodium Bisulfite.
  • Maintain fixing baths with ease using this 50lbs supply of Sodium Bisulfite.
  • Enjoy consistent results in your darkroom with this reliable black & white chemical.
  • Extend shelf life of your chemicals with Photographers' Formulary Bisulfite.
  • Ensure fine grain negatives by using Sodium Bisulfite in your development process.
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Special Order?Estimated to Ship: 09/07/2025
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Photographers' Formulary Sodium Bisulfite Specifications

  • Synonyms

    Acid sulfite of soda
    Leucogen
    Sodium acid sulfite
    Sulfurous acid, monosodium salt
    Sodium hydrogen sulfite, solid

  • Appearance

    White, crystalline powder
    Slight odor of sulfur dioxide

  • Uses

    In acidulating and preserving fixing baths
    As a preservative for pyro developer

  • Chemical Formula

    A mixture of NaHSO3 (sodium bisulfite) and Na2S2O5 (sodium metabisulfite)

  • Weight

    50lbs (22.68kg)

About Photographers' Formulary Sodium Bisulfite

Sodium Bisulfite Uses:
• In acidulating and preserving fixing baths
• As a preservative for pyro developer

Note:

Can be substituted weight for weight with sodium metabisulfite. Very soluble in water, insoluble in alcohol.

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Key Features

  • Achieve archival quality prints with Photographers' Formulary Sodium Bisulfite!
  • Preserve pyro developer effectively using our high-quality Sodium Bisulfite.
  • Maintain fixing baths with ease using this 50lbs supply of Sodium Bisulfite.
  • Enjoy consistent results in your darkroom with this reliable black & white chemical.
  • Extend shelf life of your chemicals with Photographers' Formulary Bisulfite.
  • Ensure fine grain negatives by using Sodium Bisulfite in your development process.