Selenium dioxide 99.8% (trace metals basis)

Supplier: Thermo Scientific Chemicals

Synonyms: Selenium(IV) oxide

AC20000-1000 AC20000-5000 20000-0025 AC20000-0100
TS20000-0100EA 65.32 USD
TS20000-0100 TS20000-1000 TS20000-0025 TS20000-5000
Selenium dioxide 99.8% (trace metals basis)
Selenium dioxide
Formula: SeO₂
MW: 110.96 g/mol
Melting Pt: 315 °C (subl.)
Storage Temperature: Ambient
MDL Number: MFCD00003562
CAS Number: 7446-08-4
EINECS: 231-194-7
UN: 3283
ADR: 6.1,II
Merck Index: 12,08576

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Specification Test Results

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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