Photographers' Formulary 10lbs Sodium Bisulfite

Key Features

• Achieve consistent results using this 10lbs of Photographers' Formulary Sodium Bisulfite.
• Use as a preservative for pyro developer to ensure archival quality in your photos.
• Effectively acidulate and preserve fixing baths with our high-quality sodium bisulfite.
• This white, crystalline powder ensures fine grain in your black and white darkroom prints.
• Enjoy a long shelf-life when properly storing this essential darkroom chemical.
• Easy to use for consistent results, ideal for both beginners and experienced photographers.