CAS Registry Number

CAS 1330-43-4 — Sodium tetraborate anhydrous

Sodium tetraborate anhydrous (borax) is a white, water-soluble powder primarily used as a buffering agent, flame retardant, and cleaning booster in detergents, cosmetics, and industrial applications. It also serves as a pH stabilizer in chemical formulations and a preservative in adhesives. This anhydrous form has a CAS number of 1330-43-4, a molecular formula of B4Na2O7, and a molecular weight of 201.22 g/mol. It is stored at ambient conditions but requires careful handling due to its **Danger** classification under GHS. Molekula supplies sodium tetraborate anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.