Selenkoldioxid 99.8%
Leverantör: Thermo Scientific
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Fara
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200000100
200001000
200005000
200000025
ACRO200000100EA
695
SEK
ACRO200000100
ACRO200001000
ACRO200005000
ACRO200000025
Selenkoldioxid 99.8%
Selenium dioxide
Formel:
SeO₂ MW: 110,96 g/mol Smältpunkt: 315 °C (subl.) Densitet: 3,95 g/cm³ (20 °C) Storage Temperature: Omgivande |
MDL Number:
MFCD00003562 CAS nummer: 7446-08-4 EINECS: 231-194-7 UN: 3283 ADR: 6.1,II Merck Index: 13,08508 |
Specifikation testresultat
Appearance | White to light beige Powder |
Assay | 70 to 71.5 % Se |
Total trace metal impurities | ≤0.2 % |
Arsenic (As) | ≤20 ppm |
Cadmium (Cd) | ≤5 ppm |
Copper (Cu) | ≤10 ppm |
Iron (Fe) | ≤50 ppm |
Lead (Pb) | ≤50 ppm |
Mercury (Hg) | ≤5 ppm |
Nickel (Ni) | ≤10 ppm |
Tellurium (Te) | ≤500 ppm |
Insoluble matter | ≤0.2 % |
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