112926-00-8;63231-67-4 silica gel
| ???? |
silica gel |
| ?? ?? |
silica gel; Dry silica gel; cataloid; the(r) desiccant; silicon dioxide pyrogene, high dispers; silver nitrate-impregnated silica gel; sulfuric acid-impregnated silica gel; sand; dry silica gel,high-effecienty; amorphous silica gel; gel & precipitated silica; silica, amorphous; silica, amorphous, precipitated and gel; silica gel desiccant; silicon dioxide, amorphous gel; amorphous silicadust; amorphous silicon dioxide; prep sep si; silicic acid, precipitated; colloidal silica; Silicon dioxide, amorphous gel in isopropanol; Silicasol; silica sol; silica solution |
| ??? |
SiO2 |
| ??? |
60.0843 |
| cas?? |
112926-00-8;63231-67-4 |
| EC?? |
231-545-4 |
| ?? ?? |
|
| ?? |
2.6 |
| ?? ? |
1610℃ |
| ??? |
23°C |
| ??? ?? |
 Xi:刺激性物質(zhì)‖T;
|
| ??? ?? |
R20:吸入有害‖R37;
|
| ?? ?? |
S22:不要吸入粉塵‖S45 ;
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