Consistent physical & chemical characteristics. High biological availability. The lowest heavy metal profile in the industry. The Simphos quality process begins with the phosphate rock mined at Vernal, Utah, the purest reserve of phosphate rock in North America. The phosphoric acid produced from this rock is then combined with a premium white limestone to create a superior product. What's more, as the only producer in the West, our location offers you faster delivery and lower freight costs.
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