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Merck
CN

22754

Sigma-Aldrich

Chlorine

puriss., ≥99.8%

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About This Item

Empirical Formula (Hill Notation):
Cl2
CAS Number:
Molecular Weight:
70.91
Beilstein:
3902968
EC Number:
MDL number:
UNSPSC Code:
12142100
PubChem Substance ID:
NACRES:
NA.22
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vapor density

2.48 (vs air)

vapor pressure

4800 mmHg ( 20 °C)

grade

puriss.

Assay

≥99.8%

resistivity

1E9 μΩ-cm, 20°C

evapn. residue

≤40 ppm

bp

−34 °C (lit.)

mp

−101 °C (lit.)

SMILES string

ClCl

InChI

1S/Cl2/c1-2

InChI key

KZBUYRJDOAKODT-UHFFFAOYSA-N

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Packaging

Cylinder with net ~6 kg
DIN 477 nr.8

Analysis Note

corresponds to DIN 19607 ′chlorine for water treatment′

Other Notes

For 22754-6KG-F EU: Z742162/Z742164 DIN 1 Regulators OR 99112 DIN 1 Valve
For 22754-6KG-F US: Z146706 CGA 180 OR Z146943 CGA 110 valve with Z147095 CGA 110 to CGA 180 adapter and Z146986 washer for valve
Sales restrictions may apply

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Aquatic Acute 1 - Eye Irrit. 2 - Ox. Gas 1 - Press. Gas Compr. Gas - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

2A - Gases

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Suhail Ahmad et al.
Environmental research, 133, 20-26 (2014-06-07)
Invasive aspergillosis due to triazole-resistant Aspergillus fumigatus, a common airborne fungal pathogen, has emerged in some European and Asian countries, likely due to exposure to azole fungicides in the environment. This study determined the occurrence of triazole-resistant A. fumigatus in
Xinming Li et al.
Nanoscale, 5(5), 1945-1948 (2013-01-30)
We demonstrated the p-type chemical doping by chlorine and nitrate anions to enhance the Schottky junction in the solar cell. Nitrate ions were found to be more effective for reducing the sheet resistance and enlarging the work function of graphene
N Salgueiro-González et al.
Journal of chromatography. A, 1281, 46-53 (2013-02-12)
This work describes the development and validation of a novel, simple, sensitive and environmental friendly analytical method for the determination of alkylphenols in different types of water samples. The methodology was based on a membrane assisted solvent extraction of only
Huihsien Chang et al.
Water research, 47(8), 2729-2741 (2013-03-29)
The objective of this study is to clarify the relationships between the characteristics of dissolved organic nitrogen (DON) and disinfection by-products (DBPs) formation. Treated wastewater effluents from the Neihu wastewater treatment plant in Taipei City (TN) and source waters from
Per Bengtson et al.
Environmental microbiology, 11(6), 1330-1339 (2009-05-21)
Several studies have demonstrated that extensive formation of organically bound chlorine occurs both in soil and in decaying plant material. Previous studies suggest that enzymatic formation of reactive chlorine outside cells is a major source. However, the ecological role of

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