Key Documents

View All Documentation

Chlorine

Name: Chlorine
Brand: SIAL

puriss., ≥99.8%

Synonym(s):

Chlorine gas

Select a Size

Change View

Size/SKU	Availability	Price

About This Item

Empirical Formula (Hill Notation):

Cl₂

CAS Number:

7782-50-5

Molecular Weight:

70.91

UNSPSC Code:

12142100

NACRES:

NA.22

PubChem Substance ID:

329752339

EC Number:

231-959-5

Beilstein/REAXYS Number:

3902968

MDL number:

MFCD00010934

Assay:

≥99.8%

Pricing and availability is not currently available.

Technical Service

Need help? Our team of experienced scientists is here for you.

Let Us Assist

Properties

vapor density

2.48 (vs air)

Quality Segment

100

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

Description

Packaging

Cylinder with net ~2 kg

DIN 477 nr.8

Analysis Note

corresponds to DIN EN 937 tab.1 and tab.2: type 1 ′chemicals used for treatment of water intended for human consumption-chlorine ′

Disclaimer

Sales restrictions may apply

Compare Similar Items

View Full Comparison

Show Differences

1 of 1

This Item	295000	768995	769088
Sigma-Aldrich 22752 Chlorine	Sigma-Aldrich 295000 Argon	Sigma-Aldrich 768995 Helium	Sigma-Aldrich 769088 Hydrogen
description puriss., ≥99.8%	description ≥99.998%	description Messer^® CANGas, 99.999%	description Messer^® CANgas, 99.999%
assay ≥99.8%	assay ≥99.998%	assay 99.999%	assay 99.999%
Quality Level 100	Quality Level 100	Quality Level 100	Quality Level 100
mp −101 °C (lit.)	mp -189.2 °C (lit.)	mp -272.2 °C (lit.)	mp −259.2 °C (lit.)
bp −34 °C (lit.)	bp -185.7 °C (lit.)	bp -268.934 °C (lit.), −268.9 °C (lit.)	bp −252.8 °C (lit.)
grade puriss.	grade -	grade -	grade -
resistivity 1E9 μΩ-cm, 20°C	resistivity -	resistivity -	resistivity -

Still not finding the right product?

Explore all of our products under Chlorine

Pictograms

GHS03,GHS04,GHS06,GHS09

Signal Word

Danger

Hazard Codes

H270,H280,H315,H319,H330,H335,H400

Precautionary Statements

P273 - P302 + P352 - P304 + P340 + P310 - P305 + P351 + P338 - P403 + P233 - P410 + P403

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

2A - Gases

WGK

WGK 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

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