Selenium dioxide 99.8% (trace metals basis)
Supplier: Thermo Scientific Chemicals
|
Danger
|
20000-0025
AC20000-0100
AC20000-1000
AC20000-5000
TS20000-0025EA
886
USD
TS20000-0025
TS20000-0100
TS20000-1000
TS20000-5000
Selenium dioxide 99.8% (trace metals basis)
Selenium dioxide
Formula:
SeO₂ 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: 13,08508 |
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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