1 mmHg ( 157 °C)
200
99.999% trace metals basis
solid
315 °C (subl.) (lit.)
O=[Se]=O
1S/O2Se/c1-3-2
JPJALAQPGMAKDF-UHFFFAOYSA-N
Danger
Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK 2
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges