North america’s largest manufacturer
of copper and zinc compounds
Helping farmers, factories, feed mills, animal nutritionists, and more since 1962
Get StartedWhy
Old Bridge
Minerals?
Old Bridge Minerals is a trusted brand due to our certifications, quality guarantee, and traceability.
As the largest manufacturer of Copper and Zinc based minerals, we are able to custom blend products to fit your needs and specifications. By carefully controlling our raw material supplies and manufacturing processes, we are able to provide the most consistent highest quality products.
Understanding the source and manufacturing of Copper and Zinc based minerals, while ensuring their quality, is essential to us and in every decision we make. Our deep understanding of how to manufacture Copper and Zinc based minerals is our core foundation and a vital part of the superior quality, consistency and service that we provide.
Trusted worldwide, certified by
Our products
Emerald Compounds
Emerald-C ™ is our newest product manufactured specifically for the animal feed industry. It is specially formulated to deliver increased bioavailability and performance, while providing a copper source with no sulfates or chloride. Emerald-C ™ is exclusively from copper wire and is manufactured in the USA at our HACCP and AFIA certified safe feed/safe food New Jersey facility.
zinc Compounds
At Old Bridge Minerals, we produce over 3 million pounds of Zinc Sulfate monthly. Our Zinc Sulfate is 100% soluble in water and manufactured as a batch process with two separate production lines as powder or granular. As well as being NSF Approved, it is also certified for use as organic crop fertilizers, organic soil amendments and organic animal feed.
copper Compounds
Our Copper Carbonate and Copper Sulfate are exclusively from copper wire domestic primary sources. We can guarantee that all of our Copper Sulfate is free of any Chlorides and organics and it is regularly tested for Dioxins, Chlorides and PCBs. As the largest manufacturer, we produce over 8 million pounds of Copper Sulfate monthly and have the ability to lot select inorder to meet your specific needs.
Emerald Compounds
Emerald-C ™ is our newest product manufactured specifically for the animal feed industry. It is specially formulated to deliver increased bioavailability and performance, while providing a copper source with no sulfates or chlorides. Emerald-C ™ is exclusively from copper wire and is manufactured in the USA at our HACCP and AFIA certified safe feed/safe food New Jersey facility.
zinc Compounds
At Old Bridge Minerals, we produce over 3 million pounds of Zinc Sulfate monthly. Our Zinc Sulfate is 100% soluble in water and manufactured as a batch process with two separate production lines as powder, min-granular or granular. As well as being NSF Approved, it is also certified for use as organic crop fertilizers, organic soil amendments and organic animal feed.
copper Compounds
Our Copper Carbonate and Copper Sulfate are made exclusively from primary domestically sourced copper wire. We can guarantee that all of our Copper Sulfate is free of any Chlorides and organics and it is regularly tested for Dioxins, Chlorides and PCBs. As the largest manufacturer, we produce over 8 million pounds of Copper Sulfate monthly and have the ability to lot select in order to meet your specific needs.
Our process