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Jewellery market

With nearly 200 years' experience, we're expert suppliers of outstanding quality and purity precious metal alloys for jewellery manufacturers and craftsmen.

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Supplier Code of Conduct

Download our Supplier Code of Conduct, which sets out the minimum standards that we expect from all the suppliers and partners we do business with.

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Biorenewables market

We have a broad range of research and development interests in biorenewables, supplying a range of catalysts and process technologies to offer economically attractive and sustainable opportunities.

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Mixed metal oxides (MMOs)

We supply customised chemicals for the production of mixed metal oxides for a wide range of applications including electrowinning, electrorefining, the chloralkali process and cathodic protection.

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