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

Tellurium and compounds (as Te)  

French name in the regulation: Tellure [13494-80-9] et composés
CAS : 13494-80-9

Exposure Standards in RROHS regulation

Permissible exposure values (PEV)
ppm mg/m3 f/cc Notes
TWAEV - 0,1 - -
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: Tellurium and compounds (as Te)

Analysis:

Tellure et composés (exprimé en Te)

Recommended method by the IRSST:
Method: NIOSH - 7300
Sampling device: Mixed cellulose ester filter
Parameters:
Flow rate: 1-2 L/min
TWA sampling volume: 960 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: Inductively coupled plasma-optical emission spectrometer (ICP-OES)
NIOSH Manual of Analytical Methods, 4th ed., Method 7300 : Elements (ICP), 2003.