1.01972
Silica gel with moisture indicator (brown gel)
desiccant ~ 1 - 4 mm
Synonym(s):
Brown Silica Gel
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About This Item
UNSPSC Code:
41123003
NACRES:
NB.51
Recommended Products
Agency
suitable for EPA OTM-45
Quality Level
form
granular
surface area
700 m2/g
loss
≤2.0% loss on drying, 150°C
particle size
1-4 mm
pore size
2.0-2.5 nm
pH
2-10 (50 g/L in H2O, slurry)
mp
>1000 °C
storage temp.
2-30°C
General description
Silica gel with moisture indicator (brown gel) is commonly used as a desiccant in laboratories. Silica brown gel changes its color from brown to yellowish at water uptake from the atmosphere.
Analysis Note
Bulk density: about 75
Loss on drying (150 °C): ≤ 2.0 %
Water absorption capacity (24 hrs.,80 % relative humidity): ≥ 20.0 %
Loss on drying (150 °C): ≤ 2.0 %
Water absorption capacity (24 hrs.,80 % relative humidity): ≥ 20.0 %
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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