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Safety and Health Topics: |
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| Picric Acid |
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General Description
Synonyms: 2,4,6-Trinitrophenol; Lyddite; Pertite; Shimose; Melinite; Phenol trinitrate
OSHA IMIS Code Number: 2120
Chemical Abstracts Service (CAS) Registry Number: 88-89-1
NIOSH, Registry of Toxic Effects (RTECS) Identification Number: TJ7875000
Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1344 113 (>10% water)
NIOSH Pocket Guide to Chemical Hazards, Picric Acid: chemical description, physical properties, potentially hazardous incompatibilities, and more
Exposure Limits
OSHA Permissible Exposure Limit (PEL) for General Industry: 29 CFR 1910.1000 Z-1 Table -- 0.1 mg/m3 TWA; Skin
OSHA Permissible Exposure Limit (PEL) for Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 0.1 mg/m3 TWA
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.1 mg/m3 TWA
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.1 mg/m3 TWA; 0.3 mg/m3 STEL; Skin
Health Factors
NIOSH Immediately Dangerous To Life or Health Concentration (IDLH): 75 mg/m3 (skin)
Potential symptoms: Eye irritation (redness, pain, yellow vision); cough, sore throat; sensitization dermatitis; hair, skin stained yellow; weakness; myalgia; anuria; polyuria; bitter taste; GI disturbances; hepatitis; hematuria, albuminuria; nephritis; INGES ACUTE: headache, dizziness; nausea, vomiting, diarrhea.
Health Effects: Skin irritant and sensitizer/Cumulative liver, kidney, and red blood cell damage (HE3); Mutagen (HE2); Explosive (HE18)
Affected organs: Kidneys, liver, blood, skin, eyes
Note: Regulated by OSHA as a Class A Explosive (29 CFR 1910.109).
Date Last Revised: 07/08/2003
Literature Basis:
- (symptoms, IDLH)
International Chemical Safety Cards (WHO/PCS/ILO): Picric acid.
Monitoring Methods used by OSHA
Laboratory Sampling/Analytical Method:
sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns
analytical solvent: 70% Aqueous Methanol
maximum: 180 Liters maximum flow rate: 1.5 L/min
current analytical method: High Performance Liquid Chromatography; HPLC/UV
method reference: NIOSH Manual of Analytical Methods (NIOSH S228)
method classification: Fully Validated
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| Revised: 18 September 2003 |
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