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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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Anhybor 30-Mesh

specifications sheet

An anhydrous borax is a free-flowing, colorless glassy product manufactured in the USA by U.S. Borax Inc.

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Anhybor Fine

specifications sheet

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

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Apples: Boron applications for increased production

Apples: Boron applications for increased production

agronomy note

Apples require an adequate supply of available boron, especially during flower formation and fruit set. Learn how foliar sprays such as Solubor during the dormant season, pre-pink, and early bud stages can ensure an adequate supply of boron.

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Arsenic content of micronutrient fertilizers

Arsenic content of micronutrient fertilizers

infographic

How much arsenic does your micronutrient fertilizer contain? Granubor is guaranteed to have low arsenic content.

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Avocado (South Africa)

field study

South Africa (1989-1990): Best yield was achieved with applications at first bud break

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Barley (Parana, Brazil, Granubor)

Barley (Parana, Brazil, Granubor)

field study

Parana, Brazil (2020-2021): Application of 3 kg Granubor gave the highest barley grain yield compared to the control and acidulated ulexite.

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Battery materials: Borates in electric vehicles

educational video

As the world races toward a greener future with electric vehicles (EVs), borates are stepping up and into the spotlight. From reinforced car bodies to efficient battery systems, borates play a pivotal role in enhancing EV efficiency, safety, and performance. So, let's take a closer look at an EV and see the parts and components where borates can be found, both inside and out. Uncover the surprising connections between borates and essential EV components, from fortified car bodies to extended battery life, fire and electrical safety, shock-proof glass and more.

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Battery-grade boric acid for lithium-ion battery cathodes

technical bulletin

Under the Optibor brand, U.S. Borax offers a range of boric acid grades that meet the specific needs of the lithium-ion battery industry.

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Benefits of substituting borax pentahydrate with anhydrous borax in enamel glaze production

technical bulletin

Substituting borax pentahydrate with anhydrous borax in enamel glaze production can improve the adhesiveness between iron substrate and glaze.

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Bermudagrass: Boron applications

Bermudagrass: Boron applications

agronomy note

Some bermudagrass varieties may respond to applied boron, especially on sandy soils in high rainfall regions, or with adverse weather conditions during the growing season. Where needed, preplant application of Granubor with the early-season top-dressed NPK fertilizer generally will ensure an adequate boron supply.

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Better fruits and flowers: Mexico

case study video

Mexican customers have seen improvements in flowering and fruiting quality thanks to the use of refined boron from U.S. Borax.

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Boosting crop health: North Dakota

case study video

New applications of refined boron improved both yield and protein content in North Dakota wheat crops. As a result, growers were able to command more money per bushel.

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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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