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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 | ![]() |
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 % |