Toxic
Health
Environment Selenium dioxide 99.8% (trace metals basis)
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:7446-08-4
:
Formula:SeO₂
MDL Number:MFCD00003562
:110.96 g/mol
Merck Index:13,08508
Melting Pt:315 °C (subl.)
Density:3,95 g/cm³ (20 °C)
EINECS:231-194-7
UN:3283
ADR:6.1,II
:GHS06
:GHS08
:GHS09
Storage Temperature:Ambient
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 %
Specification Test Results
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