Photographers' Formulary 5lbs Sodium Bisulfite

Key Features

• Achieve optimal archival properties with our Photographers' Formulary Sodium Bisulfite.
• Use as a preservative for pyro developer, ensuring consistent image quality every time.
• Perfect for acidulating fixing baths, this 5lb supply offers great mixing consistency.
• Control your black and white tonal range effectively with this essential darkroom chemical.
• Our Sodium Bisulfite helps maintain grain control, giving you sharper, clearer photos.
• Enjoy ease of use when mixing; get your darkroom chemicals ready quickly and efficiently.