Photographers' Formulary 1lbs Ammonium Sulfate Photographic Hardener

Key Features

• Achieve archival quality prints with Photographers' Formulary Ammonium Sulfate.
• Get consistent results using this reliable photographic hardener for your darkroom.
• Easy to use: Simply mix this ammonium sulfate with your black and white chemicals.
• Fine grain enhancer: This hardener helps reduce grain for sharper photo details.
• Extend print life; ammonium sulfate aids in creating long-lasting, durable images.
• Use as an alum substitute; get the same hardening effect with a simple ratio swap.