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  • Patent Blue V powder (ci42051) Patent Blue V powder (ci42051)

Green S powder (ci44090)


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Patent Blue V powder (ci42051)

SKU: KA221.01

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Availability: In Stock

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A mid blue dye. Not entirely alkali or acid stable, revealing different shades/colours depending on the pH of the solution.

Additional Information

Extended Information Dissolves in water giving a mid blue colour. More useful than FCF Bright Blue in alkali environments where it gives a deep blue colour.

Picture is of product diluted in water which is how it is intended to be used.

To make a concentrate use at approximate maximum of 5% by weight in 95% water.

Full description... Patent Blue V, also called Blue 5, Acid Blue 3 or Sulphan Blue, is a dark bluish synthetic dye often sold as a food coloring. When sold as a food additive, it has E number E131.

The colour of this dye is pH-dependent. In aqueous solution, its color will vary from a deep blue in alkaline or weakly acidic environments to a yellow-orange in stronger acidic conditions.

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