# NIOSH Pocket Guide to Chemical Hazards
Picloram | CAS 1918-02-1
C6H3Cl3O2N2 | RTECS TJ7525000
Synonyms & Trade Names 4-Amino-3,5,6-trichloropicolinic acid; 4-Amino-3,5,6-trichloro-2-picolinic acid; ATCP; Tordon® | DOT ID & Guide
Exposure Limits | NIOSH REL: See Appendix D
OSHA PEL†: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)
IDLH N.D. | Conversion
Physical Description Colorless to white crystals with a chlorine-like odor. [herbicide]
MW: 241.5 | BP: Decomposes | MLT: 424°F (Decomposes) | Sol: 0.04%
VP(95°F): 0.0000006 mmHg | IP: ? |  | Sp.Gr: ?
Fl.P: ? | UEL: ? | LEL: ? |
Combustible Solid
Incompatibilities & Reactivities Hot concentrated alkali (hydrolyzes)
Measurement Methods NIOSH 0500, 0600
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: No recommendation Change: Daily | First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash Breathing: Fresh air Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, respiratory system; nausea; in animals: liver, kidney changes
Target Organs Eyes, skin, respiratory system, liver, kidneys
See also: INTRODUCTION