Note: Ingredients listed on restricted chemical lists
EC/CAS
52663-72-6
Name of the chemical
2,3',4,4',5,5'-Hexachlorobiphenyl
Concentration
100%
General Information
Version
4.0
Revision date
2025-08-27
Product name
2,3′,4,4′,5,5′-HexaCB (unlabeled)
Substance name
2,3′,4,4′,5,5′-HexaCB (unlabeled)
CAS No.
52663-72-6
1.2.2. Uses advised against
No additional information available
supplier name
Cambridge Isotope Laboratories, Inc
Emergency telephone
1-703-741-5970, 1-800-424-9300 24
Icons in SDS
Company Information
company name
Cambridge Isotope Laboratories, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
cilsales@isotope.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H373, H400, H410
Hazard statements
Code
Statements
H373
May cause damage to organs through prolonged or repeated exposure
Section 2
SECTION 2: Hazards identification
GHS US classification Classification of the substance or mixture GHS US classification Specific target organ toxicity (repeated exposure) Category 2 H373 May cause damage to organs (liver) through prolonged or repeated exposure (Dermal, Inhalation, oral) Hazardous to the aquatic environment – Acute Hazard Category 1 H400 Very toxic to aquatic life Hazardous to the aquatic environment – Chronic Hazard Category 1 H410 Very toxic to aquatic life with long lasting effects Full text of H statements see section 16
2.2 Label elements
GHS US labeling
Signal word
Warning
Hazard statements
H373 - May cause damage to organs (liver) through prolonged or repeated exposure (Dermal, Inhalation, oral) H400 - Very toxic to aquatic life H410 - Very toxic to aquatic life with long lasting effects
Precautionary statements
P260 - Do not breathe dust, fume, mist, vapors, spray, gas. P273 - Avoid release to the environment. P314 - Get medical advice/attention if you feel unwell. P391 - Collect spillage. P501 - Dispose of contents/container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulation.
Other hazards which do not result in classification
No additional information available
Ingredient(s) with unknown acute toxicity
Not applicable
2.1 Classification of the substance or mixture
GHS US classification Specific target organ toxicity (repeated exposure) Category 2 H373 May cause damage to organs (liver) through prolonged or repeated exposure (Dermal, Inhalation, oral) Hazardous to the aquatic environment – Acute Hazard Category 1 H400 Very toxic to aquatic life Hazardous to the aquatic environment – Chronic Hazard Category 1 H410 Very toxic to aquatic life with long lasting effects Full text of H statements : see section 16
