Alfa Aesar, A Johnson Matthey Company
Our vision is for a world that's cleaner and healthier, today and for future generations.
As a global leader in sustainable technologies, we apply our cutting-edge science to create solutions with our customers that make a real difference to...
As a global leader in sustainable technologies, we apply our cutting-edge science to create solutions with our customers that make a real difference to...
Introduction
Our vision is for a world that's cleaner and healthier, today and for future generations.
As a global leader in sustainable technologies, we apply our cutting-edge science to create solutions with our customers that make a real difference to...
As a global leader in sustainable technologies, we apply our cutting-edge science to create solutions with our customers that make a real difference to...

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Le Si Company was founded in 1989 with a total investment of over 100 million yuan. It is one of the five key backbone enterprises in Zhejiang Province, specializing in the production of Le Rui brand acid, medium, direct, and leather dye series produ

The Motion Systems division is a leading global industrial supplier of conveyor and processing belts, as well as modular plastic belts, drive belts and flat and synchronized belts made from synthetic materials. Their applications are numerous, in pro