Selenium 99+%, powder

Leverancier: Thermo Scientific
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ACRO419271000EA 111 EUR
ACRO419271000 ACRO419275000
Selenium 99+%, powder
Selenium
Formule: Se
MW: 78,96 g/mol
Kookpunt: ∼685 °C (1013 hPa)
Smeltpunt: 217 °C
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

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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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