Photographers' Formulary 5 lbs Potassium Alum

SKU: PYPOAL5LB MFR: 10-0031 5LB
$47.95
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Key Features

  • Achieve archival prints with our potassium alum, extending the life of your photos.
  • Use as a hardening agent in fixing baths; potassium alum improves image quality.
  • Our potassium alum ensures mixing consistency for predictable darkroom results.
  • This 5 lbs supply of potassium alum offers excellent shelf life for long-term use.
  • Control grain in your black and white prints, enhancing sharpness with potassium alum.
  • Perfect for hypo-alum toning, potassium alum creates unique color shifts in prints.
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Special Order?Estimated to Ship: 08/20/2025

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Photographers' Formulary Potassium Alum Specifications

  • Synonyms

    Alum
    Alum flour
    Alum meal
    Aluminite
    Common alum
    Cube alum
    Octohedral alum salt
    The potassium double sulfate of aluminum
    Potash alum
    Alum
    Sulfuric acid, aluminum potassium salt (2:1:1), dodecahydrate
    Potassium alum dodecahydrate
    Alum Potassium USP Powder TAC
    Potassium alum
    Kalinite

  • Appearance

    Large, colorless, hard transparent crystals
    White crystalline powder

  • Uses

    Hardening solutions for fixing baths
    Ingredient of the hypo-alum toning bath
    Clearing bath

  • Chemical Formula

    KAl(SO4)2.12(H2O)

  • Notes

    Cake alum, found in grocery stores can be substituted for potassium alum

  • Volume

    5 lbs (2.27kg)

About Photographers' Formulary Potassium Alum

It is essential for photography enthusiasts and professionals to have access to specialized chemicals that ensure the highest quality in film development. The Photographers' Formulary 5 lbs Potassium Alum is a premium, high-grade chemical that is both effective and reliable for use in the photographic processing of black and white film. This professional-grade potassium alum is known for its durable properties and is a staple in the darkroom for those who demand precision and consistency in their work.

Crafted with meticulous attention to quality, this 5-pound offering of potassium alum is ideal for photographers who require a substantial quantity of this essential compound. Its effectiveness in the photographic development process makes it a preferred choice over alternatives that may not cater specifically to the nuanced needs of photographic applications.

The Photographers' Formulary brand is synonymous with excellence in the field of photography chemicals, and this potassium alum is no exception. Its high-quality composition ensures that it performs reliably every time, providing photographers with the confidence that their black and white films will be developed to the highest standard.

In summary, the Photographers' Formulary 5 lbs Potassium Alum is an indispensable product for those in the field of photography who seek professional results. Its effective formulation, tailored specifically for photographic use, makes it a superior choice for the development of black and white film.

Photographers' Formulary Potassium Alum Features

  • Professional-grade Photographers' Formulary 5 lbs Potassium Alum for superior film development
  • Specifically formulated for use in black and white photography
  • High-quality, reliable chemical compound from a reputable brand
  • Bulk quantity ideal for extensive photographic needs
  • Ensures consistent, high-standard results in film development
  • Essential for achieving precision and excellence in photography

Key Features

  • Achieve archival prints with our potassium alum, extending the life of your photos.
  • Use as a hardening agent in fixing baths; potassium alum improves image quality.
  • Our potassium alum ensures mixing consistency for predictable darkroom results.
  • This 5 lbs supply of potassium alum offers excellent shelf life for long-term use.
  • Control grain in your black and white prints, enhancing sharpness with potassium alum.
  • Perfect for hypo-alum toning, potassium alum creates unique color shifts in prints.