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242241

Sigma-Aldrich

Activated charcoal

greener alternative

DARCO®, 12-20 mesh, granular

Synonym(s):

Charcoal activated

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About This Item

Empirical Formula (Hill Notation):
C
CAS Number:
7440-44-0
Molecular Weight:
12.01
EC Number:
231-153-3
MDL number:
MFCD00133992
UNSPSC Code:
11101522
PubChem Substance ID:
329752603
NACRES:
SB.52

vapor pressure

<0.1 mmHg ( 20 °C)

form

granular

autoignition temp.

842 °F

manufacturer/tradename

DARCO®

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

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resistivity

1375 μΩ-cm, 20°C (graphite)

impurities

≤0.40% dust
≤12% moisture content

particle size

12-20 mesh

mp

3550 °C (lit.)

greener alternative category

SMILES string

[C]

InChI

1S/C

InChI key

OKTJSMMVPCPJKN-UHFFFAOYSA-N

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General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Click here for more details.

Application

Activated charcoal (DARCO®, 12-20 mesh, granular) can be used in the effective adsorption of cadmium from aqueous solution. It can also be used in selective adsorption of phenanthrene with a selectivity of ~57.

Other Notes

Acid-washed lignite carbon for general uses.

Legal Information

DARCO is a registered trademark of Cabot Norit Americas, Inc.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

242241-BULK:
242241-1KG:
242241-250G:
242241-VAR:

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’.

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Cadmium and zinc adsorption onto activated carbon: influence of temperature, pH and metal/carbon ratio
Marzal P, et al.
Journal of Chemical Technology and Biotechnology, 66(3), 279-285 (1996)
Cadmium and copper removal by a granular activated carbon in laboratory column systems.
Gabaldon C, et al.
Separation Science and Technology, 35(7), 1039-1053 (2000)
Effect of pH, cation concentration and sorbent concentration on cadmium and copper removal by a granular activated carbon.
Seco A, et al.
Journal of Chemical Technology and Biotechnology, 74(9), 911-918 (1999)
Single and competitive adsorption of Cd and Zn onto a granular activated carbon.
Gabaldon, et al.
Water Research, 30(12), 3050-3060 (1996)
Selective adsorption of phenanthrene dissolved in surfactant solution using activated carbon
Ahn CK, et al.
Chemosphere, 69(11), 1681-1688 (2007)
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