Cyanotype

Ammonium dichromate - 20% solution - 100ml

This is a premixed sensitiser for gum and carbon printing.

It is much more reactive then potassium dichromate which helps to reduce the exposure times required considerably.

This substance is only available to education establishments and registered companies. It is not available to the general public due to current regulations.

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Ammonium ferric citrate - Green, also known as Ferric ammonium citrate.

Common alternative process chemical used in Cyanotype, Iron toners and other sensitiser components.

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Ammonium iron (III) oxalate is also known as Ammonium ferric oxalate or Ferric ammonium oxalate.

Used in the new formula Cyanotype recipes.

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Possibly the cheapest deal online anywhere for cyanotype chemicals. This pack gives you 200g of Ammonium Ferric Citrate and 100g of Potassium Ferricyanide.

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This special bleaching fluid removes blue stains which invariably happen during printing. It also allows you to sign images with it if it's used in a caligraphy pen. 100ml bottle Learn More

Fotospeed Cyanotype kit Learn More

New style cyanotype sensitiser, this gives a much faster exposure time and cleaner hilights than the old. It is a single solution that's ready to coat your paper with. 100ml covers approx 50 10x8" prints Learn More

New style cyanotype sensitiser, this gives a much faster exposure time and cleaner hilights than the old. It is a single solution that's ready to coat your paper with. 500ml covers approx 250 10x8" prints Learn More

The original cyanotype recipe, 100ml each of part A and B, combined in equal parts as required to make a print. Learn More