Photographers' Formulary 100g Sodium Metabisulfite

SKU: PYSMES100G MFR: 10-1280 100G
$5.95
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Key Features

  • Achieve archival quality in your prints using this essential darkroom chemical.
  • Enjoy consistent results with our 100g pack of sodium metabisulfite for developers.
  • This fine grain sodium metabisulfite ensures your images are sharp and clear.
  • Easily use this sodium metabisulfite in two-solution formulas for enhanced results.
  • Extend the shelf life of your developer with our high-quality sodium metabisulfite.
  • Create high contrast black and white images with our reliable darkroom chemical.
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Special Order?Estimated to Ship: 09/06/2025

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Photographers' Formulary Sodium Metabisulfite Specifications

  • Synonyms

    Sodium pyrosulfite
    Sodium metabisulfite, SO2 58.5% min
    Disodium disulphite
    Sodium metabisulphite gr
    Sodium disulphite-Sodium pyrosulphite
    Sodium disulfite

  • Appearance

    White crystalline powder with a sulfur smell

  • Uses

    As a preservative in developers
    Used in place of sodium sulfite in some developers, particularly in two-solution formulas where the increased acidity of the metabisulfite inhibits oxidation. For acidifying fixing baths.

  • Chemical Formula

    Na2O5S2

  • Weight

    100g (3.53oz)

  • UPC Code

    675152128027

About Photographers' Formulary Sodium Metabisulfite

After delving into the world of photography and darkroom processing, the 100g Sodium Metabisulfite emerges as an essential chemical for both amateur and professional photographers. This pure, high-quality compound serves as a reliable preservative in photographic developers, ensuring that your solutions maintain their effectiveness over time. Its professional-grade formulation is specifically designed to replace sodium sulfite in certain developers, particularly in two-solution formulas. The increased acidity of Sodium Metabisulfite acts as a powerful inhibitor of oxidation, which is crucial for the longevity and stability of your photographic solutions.

Moreover, this effective chemical is adept at acidifying fixing baths, a critical step in the photographic processing that ensures your images retain their clarity and contrast without succumbing to degradation. For those seeking a dependable alternative, Sodium Metabisulfite can be substituted weight for weight with sodium bisulfite, offering versatility and convenience to your darkroom practices.

Incorporate this reliable Sodium Metabisulfite into your photographic workflow to achieve consistent, high-quality results that truly capture the essence of your vision. Whether you're developing black and white prints or experimenting with various photographic techniques, this product stands as a testament to the meticulous care and precision that goes into every stage of the photographic process.

Photographers' Formulary Sodium Metabisulfite Features

  • Professional-grade preservative for photographic developers
  • Pure Sodium Metabisulfite for high-quality image processing
  • Ideal for two-solution formulas, inhibiting oxidation effectively
  • Suitable for acidifying fixing baths, enhancing photo longevity
  • Reliable alternative, interchangeable with sodium bisulfite
  • Enhances darkroom chemical stability for consistent results

Key Features

  • Achieve archival quality in your prints using this essential darkroom chemical.
  • Enjoy consistent results with our 100g pack of sodium metabisulfite for developers.
  • This fine grain sodium metabisulfite ensures your images are sharp and clear.
  • Easily use this sodium metabisulfite in two-solution formulas for enhanced results.
  • Extend the shelf life of your developer with our high-quality sodium metabisulfite.
  • Create high contrast black and white images with our reliable darkroom chemical.