Photographers' Formulary 50lbs Sodium Bisulfite

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.