Product name: | Blue Silica Gel Desiccant | ||
item: | Specification: | ||
Blue silica gel indicator | Color changing | ||
Adsorption: | RH=20% ,%≥ | 10 | - |
RH=50% ,%≥ | 13 | - | |
RH=90% ,%≥ | 20 | 20 | |
Color change | RH= 2 0% | Blue or light blue | - |
RH= 3 5% | Purple or purplish | - | |
RH= 5 0% | Pink | Pink | |
SiO2 (%): | ≥9 8 | ≥9 8 | |
Size(mm): | 1.0-3.0mm,2-4MM,3-5mm,4- 6 mm. | ||
Bulk density(g/l): ≥ | 720 | 720 | |
PH :4-8 | 5 | 5 | |
Qualified ratio of spherical granules,% | ≥9 6 | ≥9 0 |