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 |
| EINECS |
231-957-4 |
| ???? ???????? |
|
| ????? ????? |
217℃ |
| ?????? ???? |
insoluble |
| Hazard ?????? |
T:Toxic;
|
| ??????? ???? |
R23/25:;
R33:;
R53:;
|
| ?????? ????? |
S20/21:;
S28A:;
S45:;
S61:;
|
|