Darkroom Chemicals
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Photographers' Formulary 32oz Excel Film Enhancer for Black and White Film
- Excel Film Enhancer: Boosts B&W image quality.
- 32oz size ensures consistent mixing, archival results.
- Optimized for ease of use in black and white film.
- Photographers' Formulary: Trusted darkroom chemicals.
- Achieve superb tonal range with this film enhancer.
Photographers' Formulary Silver Intensifier 1.5 Liter
- Enhance image quality with silver intensifier.
- Achieve archival properties for lasting prints.
- Ensures ease of use in black & white processing.
- Promotes mixing consistency for reliable results.
- Optimize tonal range in your darkroom prints.
Photographers' Formulary Weston Amidol Paper Developer
- Achieve archival prints with Amidol paper developer.
- Weston Amidol delivers fine grain in your B&W photos.
- Get high contrast with this black and white chemical.
- Easy-to-use paper developer for consistent results.
- Long shelf-life ensures reliable darkroom chemicals.
Photographers' Formulary 1lbs Sodium Bicarbonate
- Premium black and white chemicals for darkroom use.
- Sodium Bicarbonate: Inhibits fog, enhances image quality.
- Ideal for hypo baths & gold toning, archival properties.
- 1lb of pure, consistent Photographers' Formulary chemical.
- Use in developers for optimal black and white results.
Photographers' Formulary MCM-100 Film Developer, 2 Liters
- Achieve archival quality with this film developer.
- MCM-100 provides reliable results, every time.
- Enjoy good contrast in your black and white film.
- Fine grain developer ensures sharp, detailed images.
- Photographers' Formulary: Ease of use guaranteed.
Photographers' Formulary 1lb Ammonium Dichromate for Photographic Processing
- Optimize prints with Ammonium Dichromate, 1 lb.
- Achieve archival quality in darkroom processes.
- Photographers' Formulary: consistent results.
- Ideal for Gum Bichromate printing processes.
- Control tonal range with this key component.
Photographers' Formulary 1lbs Copper Sulfate (Bromoil), Hazmat
- Copper Sulfate for bromoil, 1 lb, archival quality.
- Photographers' Formulary: consistent darkroom chemicals.
- Enhance image quality with our black & white chemicals.
- Easy to use copper sulfate for film processing.
- 1 lb Copper Sulfate: long shelf life, great value.
Photographers' Formulary 1lbs Potassium Persulfate, Hazmat
- Hypo eliminator for archival processing.
- Potassium persulfate ensures image quality.
- Powerful oxidizing agent for film processing.
- Photographers' Formulary: Consistent mixing.
- 1 lb. of potassium peroxydisulfate.
Photographers' Formulary 1Gal Potassium Sulfite, 45% Solution
- Enhance archival properties with potassium sulfite.
- Consistent mixing ensures optimal black & white results.
- Photographers' Formulary: Premium darkroom chemical.
- Achieve a wide tonal range in your B&W prints.
- 1-gallon solution offers extended shelf life.
Photographers' Formulary 20lbs Anhydrous Sodium Thiosulfate
- Premium fixer: Ensures archival image quality.
- Sodium Thiosulfate: Consistent chemical for darkroom.
- 20lbs Anhydrous: Ideal for mixing large volumes.
- Reliable darkroom chemical: Extends shelf life.
- Easy to use: Streamlines black & white process.
Ilford 2000 RT Paper Developer / Replinisher 5 Liter
- Ilford 2000 RT: Achieve optimal image quality.
- Paper developer ensures archival print properties.
- 5 Liter concentrate offers extended shelf life.
- Black and white chemicals for easy mixing.
- Consistent results with Ilford paper developer.
On Backorder
Photographers' Formulary 50lbs Sodium Bisulfate, Anhydrous
- Achieve archival quality with this black & white chemical.
- Ensure fine grain negatives using this darkroom essential.
- Experience an extended tonal range in your B&W prints.
- Enjoy ease of use with simple mixing ratios provided.
- Benefit from a long shelf life for extended usability.
Photographers' Formulary 1lbs Ferric Ammonium Oxalate
- Enhance prints with Ferric Ammonium Oxalate.
- Ideal for platinum & palladium printing processes.
- Achieve archival quality with iron-toning solutions.
- Consistent black and white chemical results, 1lbs.
- Use in cyanotype printing for unique blue tones.
Photographers' Formulary 20lbs Sodium Thiosulfate (Hypo), Penta (Prismatic Rice)
- Premium black and white chemicals for darkroom use.
- Achieve archival quality prints with consistent results.
- Sodium Thiosulfate ensures fine grain development.
- Easy mixing formula for reliable film processing.
- Long shelf-life black and white chemicals save money.
Photographers' Formulary 1lbs Dimezone S
- Dimezone S: Premium black and white developer.
- Enhance image quality with this developing agent.
- Achieve archival properties in your B&W prints.
- Easy to use: Perfect for darkroom developing.
- Consistent chemical formula ensures reliable results.
Ilford Ilfotec RT Rapid Developer Replenisher Liquid, 20 Liters
- Ilfotec RT: Rapid black and white film developer.
- Achieve consistent results with this liquid developer.
- 20 Liters: Ideal for high-volume darkroom processing.
- Ensures archival quality for lasting film images.
- Easy mixing formula for efficient darkroom workflow.
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Photographers' Formulary 50lbs Anhydrous Sodium Thiosulfate
- Archival quality fixer for lasting black & white prints.
- Achieve consistent results with our premium darkroom chemicals.
- Formulary sodium thiosulfate ensures fine grain negatives.
- High contrast development with reliable, easy to use fixer.
- Long shelf life: Stock up on this essential darkroom supply.
Photographers' Formulary 10g Lead Oxalate
- Optimize platinum prints with Lead Oxalate 10g.
- Achieve archival quality in your darkroom prints.
- Photographers' Formulary: consistent, reliable results.
- Enhance tonal range with this black & white chemical.
- Easy to use crystalline formula for platinum printing.
Photographers' Formulary 10g Rochelle Salt
- Achieve archival prints with black & white chemicals.
- Enhance image quality with consistent darkroom chemicals.
- Enjoy extended shelf life for reliable film development.
- Ensure ease of use with pre-measured darkroom solutions.
- Experience optimal tonal range in every black & white print.
Photographers' Formulary 10g Potassium Persulfate, Hazmat
- Potassium Persulfate: Reliable archival properties.
- Achieve optimal image quality with this darkroom chemical.
- Consistent black and white chemicals for predictable results.
- Potassium Persulfate: Simple mixing ratios ensure ease of use.
- Photographers' Formulary: Long shelf life for bulk chemicals.
Photographers' Formulary EDTA Tetrasodium Salt 10 Grams
- EDTA Tetrasodium Salt: Superior archival properties.
- Enhance black and white image quality easily.
- Photographers' Formulary: Consistent, reliable results.
- Achieve optimal tonal range with our darkroom chemical.
- EDTA ensures excellent grain control in film.
Photographers' Formulary 10g Polyethylene Glycol
- Achieve archival quality with this black & white chemical.
- Enjoy consistent results in your darkroom processing.
- This black and white chemical offers easy dilution.
- Experience fine grain negatives using this formula.
- Ensure long shelf-life with our quality darkroom product.
Photographers' Formulary 10g Sodium Bicarbonate
- Enhance image quality; use in black & white developers.
- Control fog; sodium bicarbonate inhibits unwanted effects.
- Extend archival properties; use in gold toning solutions.
- Perfect mixing consistency; white crystalline powder form.
- Use in hypo baths for fixing self-toning black & white.
Photographers' Formulary 10g Urea
- Enhance archival quality with Photographers' Formulary.
- Achieve fine grain in your black and white development.
- Optimize tonal range using this darkroom chemical.
- Urea ensures ease of use in various solutions.
- Extend shelf life of gelatin plates and papers.

