Barium Stearate
| Formula: | C₃₆H₇₀BaO₄ |
| CAS Number: | 1323-89-3 |
| EC Number (EINECS): | 205-171-9 |
| HS Code: | 29159090 |
| UN Number: | Not classified as dangerous goods |
| IUPAC Name: | Barium octadecanoate |
| Also Known As: | Barium distearate |
| Molecular Weight, g/mol: | 622.65 |
Typical Specifications
| Appearance: | White to off-white powder |
| Odor: | Odorless |
| Melting Point, °C: | 158–165 |
| Boiling Point, °C: | Decomposes above 200 |
| Density, g/cm³ (at 20°C): | 1.11–1.15 |
| Solubility: | Insoluble in water; soluble in organic solvents |
| pH (1% solution): | Not applicable (insoluble) |
| Purity, %: | ≥99 |
| Grades Available: | Industrial, Technical |
| Packaging: | 25kg bags, 50kg bags, bulk |
Applications / Uses
Primary Applications
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Heat stabilizer in PVC formulations
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Lubricant and release agent in plastics and rubber processing
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Additive in paint, coatings, and greases
Secondary Applications
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Used as a catalyst in polymerization reactions
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Filler and thickening agent in rubber compounds
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Component in cosmetics and ointments
End Industries Served: Plastics, Rubber, Paints & Coatings, Lubricants, Cosmetics, Polymers
Safety & Handling Information
Hazard Class (GHS): Not classified as hazardous; may cause mild irritation
Hazard Statements (H-Codes):
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H319: Causes serious eye irritation (dust form)
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H335: May cause respiratory irritation (dust)
Precautionary Statements (P-Codes):
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P280: Wear protective gloves/eye protection
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P261: Avoid breathing dust
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P305 + P351 + P338: IF IN EYES – rinse cautiously with water
Storage Conditions
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Store in a cool, dry, ventilated area
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Keep container tightly closed to avoid moisture contamination
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Avoid direct sunlight and heat sources
Transport Information
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ADR/RID: Not classified as dangerous goods
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IMDG: Not classified as dangerous goods
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IATA: Not classified as dangerous goods
Regulatory Information
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REACH Status (EU): Registered
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FDA Approval: Not approved for food use
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ISO Certification: Available on request (ISO 9001 for manufacturing grade)
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Country Standards: Complies with technical grade specifications