Atrazine and symmetric triazine analogs (Pi)

French name in the regulation: Atrazine et les triazines symétriques analogues (Pi)

CAS : 1912-24-9

Exposure Standards in RROHS regulation

Permissible exposure values (PEV)

	ppm	mg/m³	f/cc	Notes
TWAEV	-	2	-	Pi
STEV	-	-	-	-
Ceiling	-	-	-	-

Carcinogenicity	C3	Sensitizer
Simple asphyxiant		Percutaneous
Prohibited use		Prohibited recirculation
Minimum exposure		Explosion hazard
Ototoxic

TWA adjustment for unusual work schedules

II : Daily adjustment

CNESST – Toxicological Index Service

Consult REPTOX file: Atrazine and symmetric triazine analogs(Pi)

Analysis:

Atrazine

Recommended method by the IRSST:

Method: NIOSH - 5602

Sampling protocol

Sampling device: OVS-2 tube with XAD-2 and glass fiber filter
Parameters:
Flow rate: 0,2-1 L/min
TWA sampling volume: 480 L
STEL sampling volume: -
Remarks: This substance is not analyzed by our laboratories. It might be possible that the analysis is performed by another laboratory. Please contact the IRSST before sampling. The aerosol phase might be underestimated because the efficiency of the sampling device does not match the inhalable fraction definition. For more information, please contact the IRSST.

Analytical protocol

Principle: Gas chromatography with electron-capture detection (GC-ECD)
Remarks: Some phosphates may cause interferences during the analysis.

Reference

NIOSH, Manual of Analytical Methods, 4th ed., Method 5602, Chlorinated and organonitrogen herbicides, 1998.