About omya omya is a worldwide distributor of specialty materials and a leading global producer of essential minerals. Enhance soil conditioning, crop nutrition, and livestock health with omya's innovative solutions. Omya is a leading global producer of industrial minerals and a worldwide distributor of specialty materials Welcome to omya in portugal omya is a leading global producer of essential minerals and a worldwide distributor of specialty materials, serving a diverse range of customers and markets. Omya specialty materials focuses on us & canada specialty chemical distribution We are the specialty chemical distribution arm of omya.
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