OB is Organic!
Did you know that there are well over 910 million acres of farmland in the U.S? As North Americas largest
zinc and copper compounds manufacturer, we should know! Animal feed and fertilizer manufacturers count on OB so that Made In USA livestock and crops Grow with Confidence.

OB's copper sulfate and
zinc sulfate are both certified for use as organic crop fertilizers and soil amendments. Our copper sulfate is also certified for use as an organic crop pesticide and for organic weed and disease control.
Think Zinc Expansion
OB's zinc sulfate manufacturing expansion completed in March 2018 has more than doubled manufacturing capacity. The multi-million dollar investment (and growing!) meets stringent product quality requirements for a diversity of animal feed , fertilizer , and industrial applications.

The manufacturing complements the prior installation of an advanced continuous vacuum filtration system . The system has resulted in increased efficiencies, while meeting OB’s exacting product standards that are further verified at the company’s onsite testing laboratory. Think Zinc!
Safety First!

At OB, the absolute safety of our customers and team members is our most important commitment and responsibility. That's why we ensure that all of our GHS-compliant SDSs are rigorously authored and reviewed for potential revisions on a regular basis. Download your copies now!
North America’s Largest Manufacturer of Copper and Zinc Compounds
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