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Chemical Sampling Information (CSI)
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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 of Chemical Substances (RTECS) Identification Number: TJ7875000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1344 113 (>30% water); 3364 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):

General Industry: 29 CFR 1910.1000 Z-1 Table -- 0.1 mg/m3 TWA; Skin

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

Notes: Regulated by OSHA as a Class A Explosive (29 CFR 1910.109).

Literature Basis:

  • (symptoms, IDLH)
    International Chemical Safety Cards (WHO/PCS/ILO): Picric acid.

Date Last Revised: 07/08/2003

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns
    analytical solvent: 70% Aqueous Methanol
    maximum volume: 180 Liters
    maximum flow rate: 1.5 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/UV
    method reference: (NIOSH S228)
    method classification: Fully Validated

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