Selenium
99.99% (metals basis)
Selenium
99.99% (metals basis)
Synonyms:
-
Chemical and physical properties
Molecular weight:
78.96
Melting point:
170-180 °C (338-356 °F) 217 °C (423 °F)
Boiling point:
685 °C (1,265 °F) 688 °C (1,270 °F)
Solubility:
x
Special properties:
-
Density:
0
Color:
0
Information about hazards and transportation
UN number:
3077
Hazard class:
9
Packing Group:
III
HS Сode:
2804900000
Brief hazard characteristics:
H301+H331-H373-H413
Toxic if swallowed or if inhaled. May cause damage to organs through prolonged or repeated exposure. May cause long-lasting harmful effects to aquatic life
Precautions:
P261-P301+P310-P311
Avoid breathing dust/fumes/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER/doctor/… Call a POISON CENTER/ doctor/…
Warnings about the danger:
Danger
Danger pictograms:
Hover over the icon to find out more
Skull and crossbones
Chemicals that cause death if swallowed, inhaled or absorbed through the skin.
Environment
Substances that have an acute or long-term negative effect on aquatic organisms.
Information
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