Data Sheets


Solubor is manufactured to combine the highest concentration of boron with the maximum possible dispersion and solubility in water. It has a number of different uses in agro-industrial markets, in addition to its long established role in farm sprays.

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Fertibor is a white free flowing granular material which is highly soluble without residue. Fertibor is a versatile source of elemental boron in solid, liquid or suspension fertilizers, and for direct application to the soil.


Granubor 2

Granubor 2 is produced solely from sodium tetraborate pentahydrate which is itself refined from tincal ore using only physical means.


Rio Tinto Borates is a global leader in the supply and science of borates - naturally-occurring minerals containing boron and other elements. Refined borates are essential nutrients for crops. We are 1,000 people serving 500 customers with over 1,700 delivery locations globally. We supply 30% of the world's need for refined borates from our world-class mine in Boron, California, about 100 miles east of Los Angeles.  Learn more about Rio Tinto

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