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A fundamental part of life on Earth

Educational Video

As one of the chemical elements that make up our planet, boron is all around us—in soil and water, plants and animals—in trace amounts.

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Evaluation of boron doses on soybeans in two Paraguayan soils

technical brochure

To aid in understanding the response of soybeans to applications of different doses of boron, Zabini (2021) conducted field experiments comparing doses of boron in two different types of soils in different locations in Paraguay.

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Fertibor

product video

Discover the primary characteristics, benefits, and uses of U.S. Borax’s flagship refined boron product.

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Fertibor

data sheet

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.

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Fertibor

specifications sheet

A free-flowing, colorless crystalline product manufactured in the USA by U.S. Borax, Inc.

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Fertibor - EU

specifications sheet

European Union version: A free-flowing, colorless crystalline product manufactured in the USA by U.S. Borax, Inc.

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Fertilize before boron deficiency symptoms occur for optimum yields

Fertilize before boron deficiency symptoms occur for optimum yields

agronomy note

Visual symptoms of boron deficiency may not occur until the deficiency has become moderate or severe. Use the results of soil tests and/or plant analyses to help assess the potential for boron deficiencies to ensure adequate boron supplies for your crop.

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Fertilizer coating technology

technical brochure

U.S. Borax designed two products to coat NPK fertilizers: Anhybor Fine for those targeting only boron and Zincubor for those focused on zinc and boron.

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Firebrake 500

data sheet

Firebrake 500 is a dehydrated zinc borate with multifunctional fire retardant applications in a variety of polymers.

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Firebrake 500

specifications sheet

A white, crystalline powder manufactured in the U.S.A. by U.S. Borax Inc.

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Firebrake family

brochure

Firebrake zinc borates are multi-functional flame retardants. Firebrake ZB and Firebrake 500 can be fed to extruders, calenders, or injection moulding equipment in the same way as other solid polymer additives.

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Firebrake for polymer fire retardancy

brochure

U.S. Borax’s products are unique zinc borates that combine the beneficial effects of zinc and boron oxides. Multi-functional fire retardants for polymers, they can be used in applications such as construction products, electrical/ electronics, transportation, fabrics, and industrial coatings.

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Firebrake ZB

data sheet

Firebrake ZB is a unique form of zinc borate with multifunctional fire retardant applications in plastic and rubber compounds.

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Industrial U.S. Borax products by application

Industrial U.S. Borax products by application

Brochure

An essential part of industry—and everyday life

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Life depends on boron

Life depends on boron

Brochure

As one of the 109 elements that make up the planet, it’s not surprising that boron is all around us—in soil and water, plants and animals.

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Borate handling and storage

Borate handling and storage

Technical Bulletin

Most borates produced by U.S. Borax are relatively stable materials which are normally supplied in 50 lb or 25 kg bags. All bagged borate products should be hadled with care.

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U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 650 customers with more than 1,800 delivery locations globally. We supply around 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles northeast of Los Angeles.  Learn more about Rio Tinto.

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