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Table 1. Toxicological, Physical, and Chemical Properties of Compounds Potentially Present at the Site.
<br /> Compound CAS# ACGIH TLV NIOSH REL OSHA PEL IDLH Routes of Toxic Properties Target Organs Physical/Chemical Properties
<br /> Exposure
<br /> TWA 100 ppm TWA 300 ppm (1050 mg/m3) TWA 300 ppm (1050 1300 ppm [10%LEL] Inhalation, Irritation eyes, skin, respiratory system; drowsiness; dermatitis; Eyes, skin, respiratory Colorless liquid with a sweet, chloroform-like
<br /> mg/m3) ingestion, skin narcosis, coma system, central nervous odor. [Note: A solid below 44°F.]
<br /> and/or eye contact system BP: 177°F
<br /> Cyclohexane 110-82-7 FI.Pt. = 0°F
<br /> LEL: 1.3/o
<br /> UEL: 8.0%
<br /> Class IB Flammable Liquid: FI.P. below 73°F
<br /> and BP at or above 100°F.
<br /> https://cameochemicals.noaa.gov/chemical/16 Inhalation, Symptoms of exposure to this compound may include irritation of Skin, eyes, mucous Clear colorless to yellow-orange liquid
<br /> 183 ingestion, skin the skin, eyes, mucous membranes and upper respiratory tract. It membranes, upper BP: 246-248°F
<br /> and/or eye contact may also cause fatigue. Other symptoms may include central respiratory tract FI.Pt. = Greater than 200°F
<br /> Dibromochloromethane 124-48-1 nervous system effects, lung and cornea irritation and liver and LEL: NA
<br /> kidney damage. Prolonged exposure can cause nausea, UEL: NA
<br /> dizziness, headache and narcosis.
<br /> TWA 1000 ppm TWA 1000 ppm (4950 mg/m3) TWA 1000 ppm (4950 15,000 ppm Inhalation, skin Dizziness, tremor, asphyxia, unconsciousness, cardiac Cardiovascular system, Colorless gas with an ether-like odor at
<br /> mg/m3) and/or eye contact arrhythmias, cardiac arrest; liquid: frostbite peripheral nervous extremely high concentrations. [Note:
<br /> (liquid) system Shipped as a liquefied compressed gas.]
<br /> BP: -22°F
<br /> Dichlorodifluoromethane 75-71-8 FI.Pt. = NA
<br /> LEL: NA
<br /> UEL: NA
<br /> Nonflammable Gas
<br /> TWA 20 ppm TWA 100 ppm (435 mg/m3) TWA 100 ppm (435 mg/m3) 800 ppm [10%LEL] Inhalation, Irritation eyes, skin, mucous membrane; headache; dermatitis; Eyes, skin, respiratory Colorless liquid with an aromatic odor.
<br /> ST 125 ppm (545 mg/m^3) ingestion, skin narcosis, coma system, central nervous BP: 277°F
<br /> and/or eye contact system FI.Pt. = 55°F
<br /> Ethyl benzene 100-41-4 LEL: 0.8%
<br /> UEL: 6.7%
<br /> Class IB Flammable Liquid below 73°F and
<br /> BP at or above 100°F
<br /> TWA 5 ppm TWA 50 ppm (245 mg/m3) [skin] TWA 50 ppm (245 mg/m3) 900 ppm [10%LEL] Inhalation, skin Irritation eyes, skin, mucous membrane; dermatitis; headache, Eyes, skin, respiratory Colorless liquid with a sharp, penetrating,
<br /> [skin] absorption, narcosis, coma system, central nervous aromatic odor
<br /> ingestion, skin system BP: 306°F
<br /> Isopropyl benzene 98-82-8 and/or eye contact FI.Pt. = 96°F
<br /> LEL: 0.9%
<br /> UEL: 6.5%
<br /> Class IC Flammable Liquid: FI.P. at or above
<br /> 73°F and below 100°F
<br /> TWA 200 ppm TWA 200 ppm (610 mg/m3) TWA 200 ppm (610 3100 ppm [10%LEL] Inhalation, Irritation eyes, skin, nose, throat; headache, drowsiness; optic Eyes, skin, respiratory Colorless liquid with a fragrant, fruity odor
<br /> STEL 250 ppm ST 250 ppm (760 mg/m3) mg/m3) ingestion, skin nerve atrophy; chest tightness; In Animals: narcosis system, central nervous BP: 135°F
<br /> and/or eye contact system FI.Pt. = 14°F
<br /> Methyl Acetate 79-20-9 LEL: 3.10%
<br /> UEL: 16/o
<br /> Class IB Flammable Liquid: FI.P. below 73°F
<br /> and BP at or above 100°F.
<br /> TWA 400 ppm TWA 400 ppm (1600 mg/m3) TWA 500 ppm (2000 1200 ppm [LEL] Inhalation, Irritation eyes, skin, nose, throat; dizziness, drowsiness; In Eyes, skin, respiratory Colorless liquid with a faint, benzene-like
<br /> mg/m3) ingestion, skin Animals: narcosis system, central nervous odor
<br /> and/or eye contact system BP: 214°F
<br /> = 25°F
<br /> M ethyl cyclohexane 108-87-2 FI.Pt. 0
<br /> LEL: 1.2/o
<br /> UEL: 6.7%
<br /> Class IB Flammable Liquid: FI.P. below 73°F
<br /> and BP at or above 100°F.
<br /> TWA 50 ppm [skin] Ca [1910.1052]TWA 25 ppm Ca [2300 ppm] Inhalation, skin Irritation eyes, skin; lassitude (weakness, exhaustion), Eyes, skin, Colorless liquid with a chloroform-like odor.
<br /> STEL 100 ppm ST 125 ppm absorption, drowsiness, dizziness; numb, tingle limbs; nausea; [potential cardiovascular system, [Note: A gas above 104°F.]
<br /> ingestion, skin occupational carcinogen] central nervous system BP: 104°F
<br /> Methylene chloride 75-09-2 and/or eye contact FI.Pt. = NA
<br /> LEL: 13%
<br /> UEL: 23%
<br /> TWA 50 ppm NA NA NA Inhalation, skin May cause dizziness or suffocation. Contact may irritate or burn Eyes, skin A colorless liquid with a distinctive anesthetic
<br /> absorption, eyes or skin. May be harmful if swallowed. like odor.
<br /> Methyl-t-butyl ether 1634-04-4 ingestion, skin BP: 131°F
<br /> and/or eye contact FI.Pt. = -14°F
<br /> LEL: NA
<br /> UEL: NA
<br /> TWA 20 ppm TWA 100 ppm (435 mg/m3) TWA 100 ppm (435 900 ppm Inhalation, skin Irritation eyes, skin, nose, throat; dizziness, excitement, Eyes, skin, respiratory Colorless liquid with an aromatic odor
<br /> ST 150 ppm (655 mg/m3) mg/m3) absorption, drowsiness, incoordination, staggering gait; corneal vacuolization; system, central nervous BP: 292°F
<br /> (All isomers) ingestion, skin anorexia, nausea, vomiting, abdominal pain; dermatitis system, gastrointestinal FI.Pt. = 90°F
<br /> o-Xylene 95-47-6 and/or eye contact tract, blood, liver, kidneys LEL: 0.9%
<br /> UEL: 6.7%
<br /> Class IC Flammable Liquid: FI.P. at or above
<br /> 73°F and below 100°F
<br /> TWA 10 ppm TWA 50 ppm (215 mg/m3) TWA 100 ppm 700 ppm Inhalation, skin Irritation eyes, nose, respiratory system; headache, lassitude Eyes, skin, respiratory Colorless to yellow, oily liquid with a sweet,
<br /> STEL 20 ppm ST 100 ppm (425 mg/m3) C 200 ppm absorption, (weakness, exhaustion), dizziness, confusion, malaise (vague system, central nervous floral odor
<br /> OTO (ototoxicant) 600 ppm (5-minute ingestion, skin feeling of discomfort), drowsiness, unsteady gait; narcosis; system, liver, BP: 293°F
<br /> maximum peak in any 3 and/or eye contact defatting dermatitis; possible liver injury; reproductive effects reproductive system FI.Pt. = 88°F
<br /> Styrene 100-42-5 hours) LEL: 0.9%
<br /> UEL: 6.8%
<br /> Class IC Flammable Liquid: FI.P. at or above
<br /> 73°F and below 100°F
<br /> ROUX ASSOCIATES, INC. 4 of 6 Table 1 - Master 2019
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