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Review Summary
Sodium pyrosulfite
Sodium metabisulfite, SO2 58.5% min
Disodium disulphite
Sodium metabisulphite gr
Sodium disulphite-Sodium pyrosulphite
Sodium disulfite
White crystalline powder with a sulfur smell
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.
Na2O5S2
1lbs (0.45kg)
675152128034
From the trusted brand Photographers' Formulary comes the effective and high-quality 1lbs Sodium Metabisulfite, a staple chemical for photography enthusiasts and professionals alike. This reliable product serves as a crucial component in the photographic development process, offering enhanced performance and convenience.
Sodium Metabisulfite is widely recognized for its role as a preservative in photographic developers. Its unique properties allow it to be used in place of sodium sulfite in certain developer formulas, particularly those that are two-solution based. The increased acidity of Sodium Metabisulfite acts as a powerful inhibitor of oxidation, ensuring the longevity and stability of your developing solution.
Moreover, this durable chemical is also utilized for acidifying fixing baths, an essential step in the photographic process to maintain the quality and clarity of the final image. For those seeking a convenient alternative, Sodium Metabisulfite can be substituted weight for weight with sodium bisulfite, offering flexibility and ease of use for photographers who prefer or require this substitution.
Packaged in a convenient 1-pound size, this Sodium Metabisulfite from Photographers' Formulary is perfect for bulk purchase, allowing for ample supply and reducing the need for frequent restocking. Whether you're running a professional darkroom or indulging in the art of photography at home, this Sodium Metabisulfite is an indispensable tool that ensures the highest quality results in your photographic endeavors.