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Merck

1.01907

Silica gel

granules, desiccant ~ 2 - 5 mm

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About This Item

CAS Number:
NACRES:
NB.21
EC Index Number:
231-545-4
UNSPSC Code:
41123003
MDL number:
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Product Name

Silica gel, granules, desiccant ~ 2 - 5 mm

InChI

1S/O2Si/c1-3-2

SMILES string

O=[Si]=O

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

form

granular

potency

>5000 mg/kg LD50, skin (Rabbit)

loss

≤2.0% loss on drying, 180°C

Quality Level

matrix

Silica gel base material

particle size

2-5 mm

pore size

2.0-2.5 nm

pH

5-8 (20 °C, 100 g/L in H2O, slurry)

bp

2230 °C

mp

>1600 °C

bulk density

750‑800 kg/m3

storage temp.

15-25°C

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Analysis Note

Bulk density: about 70
Loss on drying (180 °C): ≤ 2.0 %
Water absorption capacity (24 hrs.,80 % relative humidity): ≥ 25.0 %

Application


  • Isolation, characterization, identification and quantification of 6-F oxyphenisatin dipropionate, a novel illegal additive, from a fruit-flavored jelly: Demonstrating the use of silica gel in chromatographic techniques for detecting illegal additives in food products, this study is vital for food safety and environmental testing laboratories (Xia et al., 2024).

Storage Class

13 - Non Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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