Borax anhydrous is typically used as a buffer component. The Merck Index lists other uses as: used in the manufacturing of glazes and enamels, a component in tanning agents; curing and preserving skins, an agent used in cleaning compounds, used to artificially age wood, as a preservative, either alone or with other antiseptics against wood fungus, used in fireproofing fabrics and wood, used as antiseptic, used in detergents, an astringent for mucous membranes.
Grade: Anhydrous
Purity: ~99%
Key Applications: Buffer component
Application Areas: Buffer component
Product Type: Inorganics
Density: 2.367 g/mL(lit.)
Boiling Point: 1575°C with decomposition(lit.)
Melting Point: 742.5°C(lit.)
Vapor Pressure: .213 hPa at 20°C(lit.)
Refractive Index: 1.501 (lit.)
Presentation: White Crystals
Format: Crystals pH: 9.0-10.5 (25°C, 0.1 M in H2O) (Lit.)
Moisture content: < 1.0%
NOTES: Fe - < 0.004%, Sulfate as SO4- < 0.05, B2O3 68 to 70%, Na2O - 30 to 40%
Solubility: Anhydrous is slowly soluble in water. Insoluble in ethanol.
Storage & Handling: Store at Room Temperature (15-30°C), desiccate.