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‖T;
|
??? ?? |
R20:吸入有害‖R37;
|
?? ?? |
S22:不要吸入粉塵‖S45 ;
|
|