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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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Boric Oxide 200-Mesh

specifications sheet

A colorless, glassy product manufactured in France by Borax Francais S.A.S.

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Boric Oxide 4-Mesh

specifications sheet

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

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Boric Oxide 60-Mesh

specifications sheet

A colorless, glassy product manufactured in the U.S.A. by U.S. Borax Inc.

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Borogard ZB

data sheet

Borogard ZB wood preservative provides protection from wood destroying organisms for wood composite materials used in protected above-ground applications.

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Borogard ZB

specifications sheet

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

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Borogard ZB Fine

specifications sheet

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

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Borogard ZB in oriented strand board

brochure

Borogard ZB is not only the best treatment available, it’s also the only treatment that has proven effective in protecting oriented strand board (OSB) over time.

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Borogard ZB in woodfiber-plastic composites

brochure

Weather takes a toll on both the plastic and wood components of woodfiber-plastic composites (WPCs) leaving them susceptible to rot, decay, mold, and degradation. Borogard ZB can help.

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Boron acts as a catalyzer for most other plant nutrients

Boron acts as a catalyzer for most other plant nutrients

infographic

The antagonism and synergism between boron and other plant nutrients.

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Boron and Wilmington operations overview tour

educational video

Take a tour of the largest open pit mine in California as well as our shipping facility in the Port of Los Angeles. You'll meet the people who make our operation a success as well as the technology we use to bring you essential materials for modern life.

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Boron deficiency symptoms

Boron deficiency symptoms

agronomy note

Plants initially may not exhibit obvious symptoms of boron deficiency. When moderate or severe boron deficiency occurs, most crops exhibit visible symptoms. Knowledge of boron deficiency symptoms can help in diagnosing deficiencies.

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Boron in alfalfa

brochure

Alfalfa, a common pasture crop, responds especially well to boron fertilizers.

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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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