Photographers' Formulary 5lbs Sodium Bisulfate, Anhydrous

Key Features

• Achieve consistent, archival quality stop baths with this 5lb Sodium Bisulfate.
• Control contrast effectively; use as an acid rinse for optimal black & white prints.
• Enjoy ease of use; this anhydrous formula dissolves quickly for fast darkroom workflow.
• Extend tonal range; our Sodium Bisulfate enhances subtle gradations in your photos.
• Create a safe substitute for acetic acid using Sodium Bisulfate and sodium acetate.
• Perfect for holographic processes; use as a reliable bleach with extended shelf life.