IRSST - Institut de recherche Robert-Sauvé en santé et en sécurité du travail

Hexachlorocyclopentadiene  

French name in the regulation: Hexachlorocyclopentadiène
CAS : 77-47-4

Exposure Standards in RROHS regulation

Permissible exposure values (PEV)
ppm mg/m3 f/cc Notes
TWAEV 0,01 0,11 - -
STEV - - - -
Ceiling - - - -
Carcinogenicity Sensitizer
Simple asphyxiantPercutaneous
Prohibited useProhibited recirculation
Minimum exposureExplosion hazard
Ototoxic

TWA adjustment for unusual work schedules

IV : Daily or weekly adjustment ( the more stringent of the two)

CNESST – Toxicological Index Service

Consult REPTOX file: Hexachlorocyclopentadiene

Analysis:

Hexachlorocyclopentadiène

Recommended method by the IRSST:
Method: NIOSH - 2518
Sampling device: Two porapak T tubes in series
Parameters:
Flow rate: 0,01-0,2 L/min
TWA sampling volume: 90 L
STEL sampling volume: -
Remarks: This substance is not analyzed by our laboratories. It might be possible that the analysis be performed by another laboratory. Please contact the IRSST before sampling.
Principle: Gas chromatography with electron-capture detection (GC-ECD)
NIOSH Manual of Analytical Methods, 4th ed., Method 2518 : Hexachloro-1,3-cyclopentadiene, 1994.