7782-49-2;15758-45-9;19869-93-3 Selenium
| ???? |
Selenium |
| ?? ?? |
Selenium; C.I. 77805; VANDEX; selenide |
| ??? |
Se |
| ??? |
78.96 |
| InChI |
InChI=1/Se |
| cas?? |
7782-49-2;15758-45-9;19869-93-3 |
| EC?? |
231-957-4 |
| ?? ?? |
|
| ?? ? |
217℃ |
| ? ??? |
insoluble |
| ??? ?? |
T:Toxic;
|
| ??? ?? |
R23/25:;
R33:;
R53:;
|
| ?? ?? |
S20/21:;
S28A:;
S45:;
S61:;
|
|