NAME: Naphtha (Coal Tar)
SYNONYM(s): Solvent naphtha (coal)
IMIS: 0710
CAS: 8030-30-6
NIOSH: RTECS GF8635000; 15232
DOT: UN2553 Flammable Liquid
DESCRIPTION:
Reddish-brown, mobile liquid with an aromatic odor.
MW: approx. 110
BP: 230 to 374 F
VP: <5 mm
INCOM: Strong oxidizers
Exposure Limits
OSHA GENERAL INDUSTRY PEL: 100 ppm, 400 mg/m3
OSHA CONSTRUCTION INDUSTRY PEL: 100 ppm, 400 mg/m3 TWA
NIOSH REL: 100 ppm TWA
Health Factors
IARC: Coal-Tar Pitches and Coal-Tars - Group 1, carcinogenic to humans
SYMPTOM(s): Lightheadedness, drowsiness; eye, nose, skin irritation; dermatitis
HEALTH EFFECTS: Irritation-Eye, Nose, Throat, Skin---Mild (HE16) Narcosis (HE8)
ORGAN: Respiratory system, eyes, skin
NIOSH/OSHA/DOE Health Guideline
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
MEDIA: Charcoal Tube (100/50 mg sections, 20/40 mesh)
ANL SOLVENT: Carbon Disulfide
ALT SOLVENT: (99:1) Carbon Disulfide/Dimethylformamide
MAX V: 3 Liters MAX F: 0.2 L/min
ANL 1: Gas Chromatography; GC/FID
REF: 2 (OSHA 48)
SAE: 0.18
CLASS: Fully Validated
NOTE: Collect a sample of the bulk substance and send to the lab in a separate mailing container at the time the air samples are submitted. Indicate on the sample sheet that a bulk sample has been submitted.
SECONDARY SAMPLING/ANALYTICAL METHOD (SAM2):
DEVICE: Instrumentation COMPANY: PID
PART #: Photoionization Detector
CLASS: Mfg
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