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What is "Azo-free colorants" - Definition & Explanation

Azo-free colorants are dyes and pigments that are free of the nitrogen-based compounds aromatic amines, also referred to as "Azos". These compounds are toxic and banned in the EU due to their mutagenic, carcinogenic and often allergic properties. These dyes are not biodegradable.

Some other terms

Some more terms:

Unbleached muslin bed sheeting-sometimes called Kraft muslin-used as a base fabric on which a chenille effect is formed by application of candlewick (heavy-piled yarns) loops which are then cut to...
A fibre formed by the conjunction at a spinning jet, of two fibre-forming polymers of different properties. NOTE: a) The two components may be caused to merge approximately side by side...
A carbohydrate which is the chief component of the cell walls of plants. Cellulose is found in wood and in cotton, linen, jute, hemp, and all of the bast, leaf, and stem fibers. It is a basic raw...
Term used to distinguish natural fibers obtained from animals. It includes alpaca, angora, goat hair, camel hair, cashmere, cow hair, fur, guanaco, hog hair, huarizo, llama, mohair, misti, Persian...
It is a finished cloth produced by passing the fabric between heated rollers under pressure. This results in a fabric having a smooth, glossy surface and is normally applied to cotton and linen...

Companies for Azo-free colorants:


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