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USP Certified

Our Zinc Sulfate is USP,
FCC and HAACP Certified

EXPLORE ZINC SULFATE

We provide product
customizations to meet
your specific needs.

As the largest manufacturer of Copper and Zinc based minerals, we are able to provide product customizations to meet your specific needs. Old Bridge Minerals is a trusted brand due to our certifications, quality guarantee and traceability of our product. 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.

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USP certified chemical manufacturer

3 million +

We make over 3 million lbs of zinc sulfate per month

100%

OUR ZINC SULFATE IS 100% SOLUBLE IN WATER
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