Skip to Content
Merck
CN

1.01972

Silica gel with moisture indicator (brown gel)

desiccant ~ 1 - 4 mm

Synonym(s):

Brown Silica Gel

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

NACRES:
NB.51
UNSPSC Code:
41123003
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


agency

suitable for EPA OTM-45

Quality Level

form

granular

surface area

700 m2/g

loss

≤2.0% loss on drying, 150°C

matrix

Silica base material

particle size

1-4 mm

pore size

2.0-2.5 nm

pH

2-10 (50 g/L in H2O, slurry)

mp

>1000 °C

application(s)

PFAS testing

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 %


Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library


Related Content

PFAS,也被称为“永久化学物质”,会在环境中永久性存在,威胁人类健康。我们提供PFAS定量的环境监测工具,助力研究人员、监管人员和实验室的PFAS检测。





Global Trade Item Number

SKUGTIN
101972500004022536948430
101972902504022536907116
101972100004022536898414