Darkroom Chemicals
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Photographers' Formulary 10lbs Citric Acid
- Achieve archival prints with this citric acid.
- Use as a stop bath for black and white development.
- Enhance image quality with consistent results.
- Perfect for clearing baths and emulsion control.
- 10lbs of pure citric acid for darkroom needs.
Photographers' Formulary 30g Silver Nitrate , Hazmat
- Silver Nitrate: Key photography emulsion ingredient.
- Achieve superior image quality with silver nitrate.
- Photographers' Formulary: Consistent mixing, reliable.
- Enhance archival properties using silver nitrate.
- 30g Silver Nitrate: Ideal for film intensification.
Photographers' Formulary 100g Polysulfide (Liver of Sulfur), Hazmat
- Achieve rich brown tones with Polysulfide toner.
- Enhance archival properties of B&W prints.
- Consistent results in darkroom chemical toning.
- Easy-to-use polysulfide for sepia effects.
- 100g Liver of Sulfur for toning versatility.
Photographers' Formulary 5lbs Potassium Bromide
- Potassium Bromide: Reliable fog preventer, restrainer.
- Achieve archival quality with this black & white chemical.
- Ensures consistent results in developing solutions.
- Photographers' Formulary: Easy mixing, granular powder.
- Potassium Bromide: For intensifying & toning solutions.
Photographers' Formulary 1lbs P-Phenylenediamine, Hazmat
- Achieve fine grain negatives with this black & white chemical.
- Ensure archival quality prints using P-Phenylenediamine.
- Get consistent results for all your darkroom needs.
- This easy to use developer offers high contrast images.
- Enjoy a long shelf-life with Photographers' Formulary.
Ilford 2150XL Black and White Print Developer/Fixer Kit
- Ilford 2150XL Kit: Fine grain, archival quality prints.
- B&W Print Developer/Fixer: Ensures contrast control.
- 3 Liter Concentrate: Optimized development time, results.
- Black and White Chemicals: Extended shelf life assured.
- Ilford Developer/Fixer Kit: Simple, ease of use format.
Photographers' Formulary 50lbs Sodium Thiosulfate (Hypo), Penta (Prismatic Rice)
- Archival quality: Hypo fixer ensures lasting prints.
- Fine grain developer: Achieve exceptional image clarity.
- High contrast: Easily control B&W film development.
- Easy to use: Sodium Thiosulfate for consistent results.
- Excellent tonality: Get beautiful B&W darkroom prints.
Photographers' Formulary 1lbs Potassium Iodide
- Potassium Iodide: Superior image quality assured.
- Enhance archival properties with our black & white chemicals.
- Easy to use: Potassium Iodide for consistent mixing.
- Achieve optimal tonal range with iodide of potash.
- Potassium Iodide: Long shelf life, reliable results.
Photographers' Formulary 5g Gold Chloride (Solid)
- Gold Chloride for archival photographic toning.
- Enhance image quality with this toning chemical.
- 5g Gold Chloride ensures lasting archival properties.
- Easy to use: Gold Chloride for consistent results.
- Photographers' Formulary Gold Chloride, 5 grams.
Heico Perma-Wash, Archival B/W for Pre-Wash, Case of 4
- Heico Perma-Wash: Archival quality assured.
- B&W film pre-wash; reduces wash times greatly.
- Enhance image quality; use before final wash.
- One gallon makes 44 gallons; cost-effective.
- Ensures chemical consistency; reliable results.
On Backorder
Photographers' Formulary 10g Arrowroot Starch
- Arrowroot Starch: Enhances photo paper sizing.
- Achieve optimal image quality with this additive.
- Simple to use: Improves archival properties easily.
- 10g size: Perfect for black and white chemicals.
- Photographers' Formulary: Trusted darkroom brand.
Photographers' Formulary 10g Sodium Bisulfate, Anhydrous
- Anhydrous Sodium Bisulfate: Archival quality assured.
- Use in stop baths for consistent darkroom results.
- Photographers' Formulary: Fine grain development aid.
- Substitute for acetic acid; easy to use chemical.
- 10g Sodium Bisulfate: Long shelf-life guaranteed.
Photographers' Formulary 10g Ammonium Persulfate for Photographic Processing
- Archival quality black and white chemicals.
- Achieve fine grain with our ammonium persulfate.
- Ensures high contrast in film processing.
- Easy to use photographic processing chemical.
- Consistent results with every darkroom session.
Photographers' Formulary 10g Borax
- Borax: Fine-grain developer alkali accelerator.
- Enhance image quality with consistent black & white results.
- Photographers' Formulary Borax ensures archival properties.
- Use in fixing baths for optimal darkroom processing.
- Borax: Mild alkali for low-activity developers.
Photographers' Formulary 10g Ferric Ammonium Sulfate
- Enhance archival properties with Ferric Ammonium Sulfate.
- Achieve consistent results in black & white chemicals.
- Photographers' Formulary: Premium darkroom chemical.
- Ensure image quality with our tested formulation.
- Easy to use: Perfect for all darkroom equipment.
Photographers' Formulary 10g Ferric Sulfate
- Achieve consistent results with Ferric Sulfate.
- Photographers' Formulary for holographic processes.
- Iron (III) sulfate: Grayish-white, odorless powder.
- Long shelf-life: 10g of quality darkroom chemical.
- Use for archival quality in your photography.
Photographers' Formulary 10g Sodium Phosphate, Monobasic
- Achieve archival quality in platinum printing.
- Monobasic sodium phosphate ensures fine grain results.
- Enhance contrast with this easy to use chemical.
- Photographers' Formulary for good tonality control.
- Long shelf life ensures consistent performance.
Photographers' Formulary 10g Copper Sulfate (Bromoil), Hazmat
- Achieve archival quality with copper sulfate.
- Enhance bromoil process with this darkroom chemical.
- Get consistent results using Formulary chemicals.
- 10g copper sulfate for fine-grain development.
- Easy to use for high contrast photography.
Photographers' Formulary 10g Potassium Permanganate, Hazmat
- Potassium Permanganate: Reliable darkroom chemical.
- Achieve archival prints with this hypo eliminator.
- Potassium Permanganate ensures chemical consistency.
- Use as a reducer for precise tonal range control.
- Effective stain remover & redevelopment bleacher.
Photographers' Formulary 30g Sodium Hydroxide, Hazmat
- Premium Sodium Hydroxide for darkroom use.
- Achieve rapid film development with this alkali.
- 30g of high-purity black & white chemical.
- Use as a high-energy developing agent.
- Photographers' Formulary: Trusted darkroom supply.
Photographers' Formulary 10g Ammonium Lauryl Sulfate (30%)
- Enhance black and white images with quality chemicals.
- Achieve optimal tonal range with our wetting agent.
- Ensure archival properties for lasting photography.
- Enjoy ease of use with consistent mixing formula.
- Extend shelf life with stable darkroom chemicals.
Photographers' Formulary 100g Sodium Metabisulfite
- Achieve archival quality with this black & white chemical.
- Ensure fine grain negatives using this darkroom chemical.
- Enjoy consistent results in your film development process.
- This black and white chemical is easy to use in darkrooms.
- Get high contrast prints with this darkroom solution.
Photographers' Formulary 10g Catechol (Pyrocatechin), Hazmat
- Achieve archival quality with Catechol formula.
- Fine grain B&W film developer for warm black tones.
- High contrast images via easy Catechol dilution.
- Consistent results in black and white development.
- Long shelf-life of Catechol ensures lasting use.
Photographers' Formulary 10g Potassium Iodide
- Potassium Iodide: Reduces fog, dissolves iodine.
- Use in mercuric chloride intensifier prep.
- Photographers' Formulary: White, odorless crystals.
- KI chemical formula ensures consistent results.
- 10g Potassium Iodide: Long shelf-life assured.
Photographers' Formulary 10g Potassium Bromide
- Potassium Bromide restrains fog, enhances image quality.
- 10g of Potassium Bromide ensures mixing consistency.
- Use in developers for optimal grain control.
- Achieve desired tonal range with Bromide of Potash.
- Photographers' Formulary for archival properties.























