Selenium
ALDRICH/209643 - pellets, <5 mm, ≥99.99% trace metals basis
CAS Number: 7782-49-2
Empirical Formula (Hill Notation): Se
Molecular Weight: 78.96
EC Number: 231-957-4
MDL Number: MFCD00134090
Linear Formula: Se
Product Type: Chemical
assay | ≥99.99% trace metals basis |
bp | 684.9 °C (lit.) |
density | 4.81 g/mL at 25 °C (lit.) |
description | gray |
form | pellets |
InChI | 1S/Se |
InChI key | BUGBHKTXTAQXES-UHFFFAOYSA |
mp | 217 °C (lit.) |
particle size | <5 mm |
Quality Level | 100 |
resistivity | 1.2 μΩ-cm, 0°C |
SMILES string | [Se] |
Packaging: | 50, 250 g in poly bottle |
Symbol | GHS06,GHS08 |
Signal word | Danger |
Hazard statements | H301 + H331 - H373 - H413 |
Precautionary statements | P260 - P264 - P273 - P301 + P310 - P304 + P340 + P311 - P314 |
Hazard Codes | T |
Risk Statements | 23/25-33-53 |
Safety Statements | 20/21-28-45-61 |
RIDADR | UN 3077 9 / PGIII |
WGK Germany | WGK 2 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99.99% trace metals basis |
bp | 684.9 °C (lit.) |
mp | 217 °C (lit.) |
Density | 4.81 g/mL at 25 °C (lit.) |
UNSPSC | 12352300 |