Barium hydroxide octahydrate
CAS: 12230-71-6
Category: Inorganic Chemicals
| Purity | Analytical Reagent Grade (AR) ≥98%, Reagent Grade ≥97%, Technical Grade ≥96%, High-Purity Grade ≥99% |
| Molecular Formula | BaH18O10 |
| Molecular Weight | 315.46 |
| Appearance | White crystalline solid or colorless crystals |
| Packaging | 25kg/plastic woven bag with inner liner, 500g/1kg/5kg/25kg/fiber drum, or customer-specified packaging |
| Testing Indicators | Appearance — Visual inspection; Identification — ICP-OES or flame test (green color); Assay (Ba(OH)₂·8H₂O) — Acid-base titration with HCl; Carbonate content — Acidimetric gasometric method; Chlorides — Turbidimetry; Sulfates — Turbidimetry; Iron — Colorimetry; Heavy metals — ICP-MS or colorimetry; Insoluble matter — Gravimetry; Water content — Karl Fischer titration. |
| Storage Notes | Stored in a tightly sealed container in a cool, dry, well-ventilated area, protected from moisture and carbon dioxide (CO₂) absorption, away from incompatible materials such as strong acids and reactive metals. |
| Lead Time | 10 days |
Used in analytical chemistry for titration of weak acids; in the sugar industry for beet sugar refining; as a corrosion inhibitor; in the manufacture of other barium compounds; as a lubricant additive; and in water treatment for sulfate removal.