NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Atrazine

CAS
1912-24-9

C8H14ClN5

RTECS
XY5600000
Synonyms & Trade Names

2-Chloro-4-ethylamino-6-isopropylamino-s-triazine; 6-Chloro-N-ethyl-N'- (1-methylethyl)-1,3,5-triazine-2,4-diamine
DOT ID & Guide
2763 / 151 (triazine pesticide)

Exposure
Limits

NIOSH REL: TWA 5 mg/m3
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
Physical Description
Colorless or white, odorless, crystalline powder. [herbicide]
MW: 215.7
BP: Decomposes
MLT: 340°F
Sol: 0.003%
VP: 0.0000003 mmHg
IP: NA

Sp.Gr: 1.19
Fl.P: NA
UEL: NA
LEL: NA

Noncombustible Solid, but may be mixed with flammable liquids.
Incompatibilities & Reactivities

Strong acids, strong bases
Measurement Methods
NIOSH 5602, 8315
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
Irritation eyes, skin; dermatitis, sensitization skin; dyspnea (breathing difficulty), lassitude (weakness, exhaustion), incoordination, salivation; hypothermia; liver injury
Target Organs
Eyes, skin, respiratory system, central nervous system, liver
See also: INTRODUCTION   See ICSC CARD: 0099