Hanson Chemicals

Barium Hydroxide

Formula: Ba(OH)₂
EC Number (EINECS): 215-183-4
HS Code: 28251000
UN Number: 1814
IUPAC Name: Barium Dihydroxide
Also Known As: Barium Hydroxide Octahydrate; Barium Di-hydroxide
Molecular Weight, g/mol: 171.34 (octahydrate)

Typical Specifications

Appearance: White crystalline powder / granules
Odor: Odorless
Melting Point, °C: Decomposes >408
Boiling Point, °C: Decomposes
Density, g/cm³ (at 20°C): 3.89 (anhydrous)
pH (1% solution): Strongly alkaline (~12)
Purity, %: ≥98
Grades Available: Technical, Reagent, Analytical
Packaging: 25kg bags, 50kg bags, 500kg jumbo bags

Applications / Uses

Primary Applications

  • Used in sugar refining to remove impurities

  • Production of lubricating greases (via barium soaps)

  • Manufacture of optical glass and ceramics

Secondary Applications

  • Laboratory reagent for titrations and chemical analysis

  • Used in water treatment and pH adjustment

  • Intermediate in various barium salts production

End Industries Served: Sugar, Ceramics & Glass, Lubricants, Laboratories, Water Treatment, Chemicals

Safety & Handling Information

Hazard Class (GHS): Corrosive (Category 1), Acute Toxicity (Category 4)

Hazard Statements (H-Codes):

  • H302: Harmful if swallowed

  • H314: Causes severe skin burns and eye damage

  • H332: Harmful if inhaled

Precautionary Statements (P-Codes):

  • P280: Wear protective gloves/eye protection

  • P301 + P330 + P331: IF SWALLOWED – rinse mouth; do not induce vomiting

  • P305 + P351 + P338: IF IN EYES – rinse cautiously with water for several minutes

Storage Conditions

  • Store in a tightly sealed container in a cool, dry, well-ventilated area

  • Protect from moisture and carbon dioxide (forms carbonate on contact)

Transport Information

  • ADR/RID: Class 8, UN1814, PG II

  • IMDG: Class 8, UN1814

  • IATA: Class 8, UN1814

Regulatory Information

  • REACH Status (EU): Registered

  • FDA Approval: Not approved for food use

  • ISO Certification: Available on request (ISO 9001 for manufacturing grade)

  • Country Standards: Complies with ACS / Reagent grade standards depending on grade

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