Non-toxic Food Grade Silica Gel for Dry Fruit
US $0.01-$0.50
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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=20% | Blue or light blue | - | |||
RH=35% | Purple or purplish | - | ||||
RH=50% | Pink | Pink | ||||
SiO2 (%): | ≥98 | ≥98 | ||||
Size(mm): | 1.0-3.0mm,2-4MM,3-5mm,4-6mm. | |||||
Bulk density(g/l):≥ | 720 | 720 | ||||
PH :4-8 | 5 | 5 | ||||
Qualified ratio of spherical granules,% | ≥96 | ≥90 |