Tetraboron disodium heptaoxide, hydrate (CAS no. 12267-73-1)

Definition: Tetraboron disodium heptaoxide, hydrate (CAS no. 12267-73-1) is a boron compound. Boron compounds have varying uses due to their ability to form stable covalent bonds with other elements.

Uses in Cosmetics: This compound, like other boron substances, can be used in cosmetics for its antiseptic, antibacterial, and preservative properties. It might also act as a buffer to maintain the pH level of cosmetic products, or as an abrasive, a fragrance ingredient, or an absorbent.
Other Names/Synonyms: It may have other chemical names or be listed under different derivatives of boron compounds. However, the exact synonyms for this specific compound might need a more detailed chemical reference.

Skin Sensitivities and Allergies: Boron compounds, when used in large amounts, may cause skin irritation or sensitization, especially in individuals with sensitive skin. The irritation could range from mild to severe depending on the concentration of the boron compound and individual skin sensitivities.

Other Risks Associated: Apart from skin irritations, excessive exposure to boron compounds may have other health risks. However, the specifics would depend on the concentration and the form of boron compound used.

Banning (California Ban): The recent legislation in California, Assembly Bill No. 496, CHAPTER 441, has expanded the prohibition of certain ingredients in cosmetic products effective from January 1, 2027. Tetraboron disodium heptaoxide, hydrate (CAS no. 12267-73-1) is listed among the boron substances that are prohibited to be used in cosmetics manufacturing, selling, or distribution in the state of California. This banning is a step towards ensuring cosmetic safety by eliminating potentially harmful ingredients. The exact reasons for the banning of this particular compound may be related to its potential skin sensitization and other health risks associated with boron compounds.

This legislation also provides an exemption for trace quantities of the listed ingredients if they are technically unavoidable due to the manufacturing process, storage conditions, or migration from packaging, ensuring that unintentional inclusion of these substances does not violate the law.

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