
Need help? Ask our experts.
Review Summary
Diammonium sulfate
Sulfuric acid
Diammonium salt
Actamaster
Dolamin
Mascagnite
Fine white granules or crystals
Slight odor of ammonia
Can be used as a substitute for alum as a hardener (ratio = 2 parts aluminum sulfate as a substitute for 3 parts alum)
(NH4)2SO4
10g (0.35oz)
Before you finalize your photographic development process, consider the Photographers' Formulary Ammonium Sulfate, a 10g photographic hardener that is a reliable alternative to alum. This high-quality chemical compound is specifically designed to enhance the durability of your photographic prints, ensuring they withstand the test of time.
Unlike other hardeners, this Ammonium Sulfate solution is stable under ordinary conditions of use and storage, making it a practical choice for both professional photographers and hobbyists alike. Whether you're working in a professional darkroom or a makeshift home studio, this product is designed to deliver consistent results every time.
Incorporate the Photographers' Formulary Ammonium Sulfate into your photographic development process to achieve superior hardness in your prints. This product is a testament to Adorama's commitment to providing top-tier photography supplies for all your imaging needs.