Polyalkylene Glycol (PAG) Derivatives
| Formula: | Variable (general structure H–(O–CH₂–CH₂)ₙ–OH or copolymers with propylene oxide) |
| CAS Number: | Mixtures (typical 9003-13-8, 25322-69-4, etc.) |
| EC Number (EINECS): | Varies depending on specific PAG grade |
| HS Code: | 39072090 (Polyalkylene glycols and derivatives) |
| UN Number: | Not classified as hazardous for transport in most cases |
| IUPAC Name: | Poly(oxyalkylene) glycols |
| Also Known As: | PAGs; Polyether glycols; EO/PO Copolymers |
| Molecular Weight, g/mol: | Broad range (200 – 20,000 depending on grade) |
Typical Specifications
| Appearance: | Clear to slightly hazy liquid, or waxy solid |
| Odor: | Mild, characteristic |
| Density, g/cm³ (at 20°C): | 1.00 – 1.15 |
| Flash Point, °C: | >200 (for high MW grades) |
| Solubility: | Soluble in water and polar solvents |
| Grades Available: | Water-soluble PAGs, Oil-soluble PAGs, Copolymers |
| Packaging: | 200kg drums, 1000kg IBCs, bulk ISO tanks |
Applications / Uses
Primary Applications
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Synthetic lubricants for compressors, engines, and industrial equipment
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Base fluids for fire-resistant hydraulic fluids
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Antifoam agents in industrial processes
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Heat transfer fluids
Secondary Applications
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Raw material for surfactants and dispersants
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Used in textile processing, leather finishing, and metalworking fluids
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Additive in personal care and cosmetics formulations
End Industries Served: Lubricants, Automotive, Industrial Fluids, Chemical Processing, Cosmetics, Textiles, Metalworking, Power Generation
Safety & Handling Information
Hazard Class (GHS): Generally non-hazardous; some grades may cause mild irritation
Hazard Statements (H-Codes):
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H319: Causes serious eye irritation (for some low-MW PAGs)
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H335: May cause respiratory irritation (mist/vapor)
Precautionary Statements (P-Codes):
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P280: Wear protective gloves/eye protection
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P261: Avoid breathing mist/vapors
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P305 + P351 + P338: IF IN EYES – rinse cautiously with water for several minutes
Storage Conditions
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Store in cool, dry, ventilated place
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Protect from moisture and direct sunlight
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Keep container tightly closed
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