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LC5642 Tantalum powder |
| Order number | Packaging | Quantity | Price € |
| AC32642 | Glass bottle | 25 g | 130.50 |
| Product information | |
| Hill Formula | Ta |
| HS Code | 8103 20 00 |
| EC number | 231-135-5 |
| Molar mass | 180.94 g/mol |
| CAS number | 7440-25-7 |
| Chemical and physical data | |
| Ignition temperature | >250 °C |
| Solubility | < - 0.010 g/l (20 °C) |
| Melting point | 2996 °C |
| Molar mass | 180.94 g/mol |
| Density | 16.6 g/cm3 (20 °C) |
| Bulk density | 500 kg/m3 |
| pH value | ca.7 (H2O, 20 °C) (aqueous suspension) |
| Boiling point | 5425 °C |
| Safety information according to GHS | |
| Hazard Statement(s) | H228: Flammable solid |
| Precautionary Statement(s) | P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking. |
| Signal Word | Danger |
| Hazard Pictogram(s) |  |
| Storage class | 4.1B Flammable solids |
| WGK | NWG not water endangering |
| Disposal | 27 Residues containing valuable recoverable metals should be forwarded for recycling. Container H. |
| Safety information | |
| R Phrase | R 11 Highly flammable. |
| S Phrase | S 43 In case of fire, use metal-fire powder. Never use water. |
| Categories of danger | highly flammable |
| Hazard Symbol |  Flammable |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 3089 METAL POWDER, FLAMMABLE, N.O.S., 4.1, II, Segregation Group: 7 (Heavy metals and their salts (including their organometallic compounds)), 15 (Powdered metals) |
| Declaration (transport by air) IATA-DGR | UN 3089 METAL POWDER, FLAMMABLE, N.O.S., 4.1, II |
| Toxicological data | |
| LD 50 oral | LD50 rat > 2000 mg/kg |
| Specifications | |
| Identity (elemental analysis) | conforms |
| Assay | ≥ 98.0 % |