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Product description:
Cobalt-free allochroic Silica Gel also known as environmental yellow discoloration
silica gel,kind of the newest environmental discoloration silica gel.Yellow or amber
transparent or translucent glassiness,spherical or massive particles,strong moisture
adsorption.It also been called the moisture indicator because of its color changes
with the increasing of adsorption.It can be used alone or in conjunction with the fine
pore silica gel(5% or more ).
Product parameters:
|
Items |
specification |
||
|
Blue gel indicator （Industry） |
Orange gel indicator （Enterprise） |
||
|
Appearance |
Deep blue |
Orange |
|
|
Passing rate of particle size%≥ |
96 |
96 |
|
|
Adsorption |
RH=20% |
8 |
9 |
|
RH=35% |
13 |
14 |
|
|
RH=50% |
20 |
22 |
|
|
Loss on drying %≤ |
2 |
2 |
|
|
Color change |
RH=20% |
Blue or light blue |
Color change |
|
RH=35% |
Purple or purple-red |
Light green |
|
|
RH=50% |
light red |
Light blue |
|
|
Remarks:particle size negotiate with customer （RH:Relative Humidity） |
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Application:
Because it's synthesized by humidity discoloration organic material,it's not only
has the feature of moisture indicator of blue silica gel but also with the advantage of
nonpoisonous,environmental,non-radioactive,no heavy metals.It has been widely
used in Precision instruments,medicine,petrochemical,food,leather,clothing,home
appliances and some industrial gases and so on.
Recycling:
After moisture and the color changed,we can recovery it's original color by
heating it at 100℃-120℃ and then we can reuse it.
Packaging:
Packaging,specifications,text,special signs can Customized according to customers.
Remark:Contact me to get more information.
