CAS No.: 7647-15-6 Molecular formula: NaB Technical Indicators: Specification: Solid Appearance: White crystalline powder Content: â?¥ 98% Chloride: â?¤ 0.5% Sulfate: â?¤ 0.05% PHï¼?5.5-8.5ï¼?50g/L,25â??ï¼? Packaging: Paper barrel or paper-plastic woven bag Uses:Mainly used in the oil extraction drilling fluid, photographic film, ( , pesticide, fragrance, dye and other industries.