Dibenzo[b,e][1,4]dioxin,1,2,3,4,6,7,8-heptachloro- cas no:35822-46-9

Synonyms: 1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin;1,2,3,4,6,7,8-Heptachlorodibenzo[1,4]dioxin; 1,2,3,4,6,7,8-Heptachlorodibenzo[b,e][1,4]dioxin;1,2,3,4,6,7,8-Heptachlorodibenzodioxin; 1,2,3,4,6,7,8-HpCDD; D 73;Heptachlorodibenzo-p-dioxin; HpCDD; PCDD 73

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Identification
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Safety Data
Toxicity

Identification

NameDibenzo[b,e][1,4]dioxin,1,2,3,4,6,7,8-heptachloro-
CAS35822-46-9
Synonyms1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin;1,2,3,4,6,7,8-Heptachlorodibenzo[1,4]dioxin; 1,2,3,4,6,7,8-Heptachlorodibenzo[b,e][1,4]dioxin;1,2,3,4,6,7,8-Heptachlorodibenzodioxin; 1,2,3,4,6,7,8-HpCDD; D 73;Heptachlorodibenzo-p-dioxin; HpCDD; PCDD 73
Molecular FormulaC12H Cl7 O2
Molecular Weight425.28

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass6.1(a)

Safety Data

Safety

A poison by ingestion. Questionable carcinogen. When heated to decomposition it emits toxic vapors of Cl⁻.
RIDADR 2811
HazardClass 6.1(a)
PackingGroup I

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
guinea pig	LD50	oral	> 600ug/kg (0.6mg/kg)		Pergamon Series on Environmental Science. Vol. 5, Pg. 367, 1982.
rat	LD50	oral	6325ug/kg (6.325mg/kg)		Archives of Toxicology. Vol. 66, Pg. 471, 1992.

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