A brilliant new blue pigment soon to be added to the Colour Index

A new inorganic pigment, discovered as the result of an accident, is now reaching the market place and will shortly be added to the Colour IndexTM.

The pigment is a brilliant blue, known as “YInMn” blue. It’s based on an oxide made of Yttrium(Y), Indium (In) and Manganese (Mn). The YInMn name is shorthand for that. The pigment will be used in a wide range of coatings and plastics.

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Do old dyes simply fade away? Or do they just move into the histopathology lab?

With thanks to SDC member Richard W Horobin, School of Life Sciences, University of Glasgow, Scotland, for writing this blog.

Old dyes? Just look in the Colour IndexTM and you may be surprised by how many dyes were first synthesised and manufactured in the nineteenth century. And, maybe, surprised again by realising how many of these dyes were never been manufactured on any significant scale, or were soon superseded by superior products, or were for various reasons abandoned as industrial colorants.

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