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Blue Silica gel

Description:

Characteristics
Shape: glass-like pellets or lumps.
Color: blue or light blue.
Turning from blue to pink after absorbing moistures.

Mainly used for absorbing moisture,anti-rusting of instruments, gauges and equipment in the enclosedconditions.

After absorbing moisture, it turns from blue to red,visually indicating the relative humidity of the given environments.When being used with ordinary silica gel or drier, it indicates towhich extent the drier absorbs

the moisture and judges the relativehumidity of a given environment. It is widely used as silica gel drierfor the packing of precision instruments, leathers, shoes, clothes,foodstuffs, medicines and household electric appliances,etc

 

Item
Specification
Color
Blue
Qualified Ratio of Particle %        >
95.00
Bulk Densityg/l                  >
780.00
Adsorption Capacity25%
RH=20%  >
8.50
RH=35%  >
13.50
RH=50%  >
21.50
RH=90%  >
28.50
Qualified Ratio of Spherical Particle %   >
90.00
Loss on Heating %                    <
1.50
Color Changing
RH=20%  >
Blue or Light Blue
RH=35%  >
Purple of Purple Red
RH=50%  >
Pink