Photographers' Formulary 5 lbs Potassium Alum

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.