Selenium 99+%, powder
Leverancier: Thermo Fisher Scientific
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Gevaar
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419271000
419275000
ACRO419271000EA
112
EUR
ACRO419271000
ACRO419275000
Selenium 99+%, powder
Selenium
Formule:
Se MW: 78.96 g/mol Kookpunt: ∼685 °C (1013 hPa) Smeltpunt: 217 Dichtheid: 4.81 g/cm³ (20 °C) Bewaar temperatuur: Kamertemperatuur |
MDL Nummer:
MFCD00134090 CAS nummer: 7782-49-2 EINECS: 231-957-4 UN: 3283 ADR: 6.1 III Merck Index: 12,08572 |
Specification Test Results
Appearance | Dark grey to black Powder |
Assay | ≥99.0 % |
Residue after ignition | ≤0.5 % |
Copper (Cu) | ≤100 ppm |
Iron (Fe) | ≤500 ppm |
Lead (Pb) | ≤500 ppm |
Nickel (Ni) | ≤100 ppm |
Sulfur (S) | ≤500 ppm |
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