Selenium 99.5+%, powder 200 mesh
Supplier: Thermo Fisher Scientific
About this item
- CAS Number:7782-49-2
- Formula:Se
- MDL Number:MFCD00134090
- Molecular Weight:78.96 g/mol
- Merck Index:12,08572
- Boiling Pt:685 °C (760 mmHg)
- Melting Pt:217 °C
- Density:4.81 g/cm³ (20 °C)
- Storage Temperature:Ambient
- EINECS:231-957-4
- UN:3283
- ADR:6.1,III
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Product Details & Documents
- CAS Number:7782-49-2
- Formula:Se
- MDL Number:MFCD00134090
- Molecular Weight:78.96 g/mol
- Merck Index:12,08572
- Boiling Pt:685 °C (760 mmHg)
- Melting Pt:217 °C
- Density:4.81 g/cm³ (20 °C)
- Storage Temperature:Ambient
- EINECS:231-957-4
- UN:3283
- ADR:6.1,III
Documents
Specifications for Product Family
Specification Test Results
- Appearance:Dark grey to black Powder
- Assay:≥99.50 %
- Particle size:≤200 mesh
- Arsenic (As):≤100 ppm
- Copper (Cu):≤100 ppm
- Iron (Fe):≤200 ppm
- Lead (Pb):≤200 ppm
- Mercury (Hg):≤100 ppm
- Nickel (Ni):≤100 ppm
- Tellurium (Te):≤1000 ppm