TAB D – Examples of Solvents Contained in CARC and Paint Thinner Used During Operations Desert Shield and Desert Storm

Solvents (CAS#)

% by Weight LEL (%)1

PEL/REL/TLV2

IDLH (ppm)3 Odor Characteristics Short-Term Health Effects Long-Term Health Effects Target Organs
MIL-C-46168D, Tan 686 CARC, Part A                
PM Acetate (108-65-6) 2 1.7 TLV not established     Irritant; Cough; Dizziness; Drowsiness; Headache; Nausea; Sore throat; Dry skin. Irritates eyes and respiratory tract. Exposure at high level may result in central nervous system depression. Defats skin. Eyes, skin, respiratory system, central nervous system.
Butyl Acetate

(123-86-4)

6 1.7 PEL: TWA 150 ppm

TLV: TWA 150 ppm

1700 ppm Strong fruity odor Irritant; Headache; Drowsiness; Narcosis; Irritates the eyes and respiratory tract. Exposures far above PEL could cause lowering of consciousness. Defats skin Eyes, skin, respiratory system, central nervous system
Methyl Propyl Ketone (107-87-9) 2 1.5 PEL: TWA 200 ppm

TLV: TWA 200 ppm

1500 ppm Fruity, ethereal odor Irritates eyes, skin and respiratory tract. Exposures above PEL could cause lowering of consciousness. Repeated or prolonged contact with skin may cause dermatitis. Eyes, skin, respiratory system, central nervous system
Methyl Ethyl Ketone (78-93-3) 2 1.4 (200oF) PEL: TWA 200 ppm

TLV: TWA 200 ppm

3000 ppm Acetone-like odor Irritant; Headache; Dizziness; Vomiting; Dermatitis; The substance irritates the eyes and respiratory tract. May cause effects on the CNS. Exposure far above the PEL may result in unconsciousness. Defats skin; Animal tests show that this substance possibly causes toxic effects upon human reproduction. Eyes, skin, respiratory system, central nervous system
                 
MIL-C-46168, Part B                
Xylene (1330-20-7) 12.5   PEL: TWA 100 ppm

TLV: TWA 100 ppm

    Irritant    
n-Butyl Acetate

(123-86-4)

12.5 1.7 PEL: TWA 150 ppm

TLV: TWA 150 ppm

1700 ppm Strong fruity odor Irritant; Headache; Drowsiness; Narcosis; Irritates the eyes and respiratory tract. Exposures far above PEL could cause lowering of consciousness. Defats skin Eyes, skin, respiratory system, central nervous system
                 
MIL-C-46168D Type II, 383 Green                
Toluene (108-88-3) <10 1.1 TWA 200ppm, Ceiling 300 ppm, 10-minute maximum peak - 500 ppm

REL: TWA 100ppm

TLV: TWA 50 ppm (skin)

500 ppm Benzol-like odor Irritates the eyes and respiratory tract. Exposure could cause CNS depression. Exposure at high levels may result in cardiac dysrhythmia, unconsciousness and death. Repeated or prolonged contact with skin may cause dermatitis. The substance may have effects on the CNS resulting in decreased learning ability and psychological disorders. Animal tests show that this substance possibly causes toxic effects upon human reproduction. Eyes, skin, respiratory system, central nervous system, liver, kidney
Xylene (1330-20-7) <10   PEL: TWA 100 ppm

TLV: TWA 100 ppm

    Irritant    
1-Methoxy 2-Propanol Acetate (108-65-6) 20-30              
Methyl Ethyl Ketone (78-93-3) <10 1.4 (200oF) PEL: TWA 200 ppm

TLV: TWA 200 ppm

3000 ppm Acetone-like odor Irritant; Headache; Dizziness; Vomiting; Dermatitis; The substance irritates the eyes and respiratory tract. May cause effects on the CNS. Exposure far above the PEL may result in unconsciousness. Defats skin; Animal tests show that this substance possibly causes toxic effects upon human reproduction. Eyes, skin, respiratory system, central nervous system
                 
MIL-C-53039A, Green 383                
Methyl Isoamyl Ketone (110-12-3) 29.69 1.0 (200oF) PEL: TWA 50 ppm

TLV: TWA 50 ppm

  Pleasant odor Irritates the eyes, skin and respiratory tract. The substance may cause effects on the kidneys, resulting in kidney impairment. Exposure above PEL could cause lowering of consciousness. Repeated or prolonged contact with skin may cause dermatitis. Eyes, skin, respiratory system, central nervous system, liver, kidney
Butyl Acetate

(123-86-4)

1.24 1.7 PEL: TWA 150 ppm

TLV: TWA 150 ppm

1700 ppm Strong fruity odor Irritant; Headache; Drowsiness; Narcosis; Irritates the eyes and respiratory tract. Exposures far above PEL could cause lowering of consciousness. Defats skin Eyes, skin, respiratory system, central nervous system
                 
MIL-C-53039A, Tan 686A                
Methyl Isoamyl Ketone (110-12-3) 20-30 1.0 (200oF) PEL: TWA 50 ppm

TLV: TWA 50 ppm

  Pleasant odor Irritates the eyes, skin and respiratory tract. The substance may cause effects on the kidneys, resulting in kidney impairment. Exposure above PEL could cause lowering of consciousness. Repeated or prolonged contact with skin may cause dermatitis. Eyes, skin, respiratory system, central nervous system, liver, kidney
Methyl Isobutyl Ketone (108-10-1) 6.26 1.2 (200oF) PEL: 50 ppm

TLV: 50 ppm

500 ppm Ethereal odor Irritant;

Narcotic in high concentrations;

Headache; narcosis, coma; dermatitis; The substance and the vapor irritates the eyes, skin and respiratory tract. Swallowing the liquid may cause aspiration into the lungs with the risk of chemical pneumonitis. The substance may cause effects on the CNS.

Repeated or prolonged contact with skin may cause dermatitis. Eyes, skin, respiratory system, CNS, liver, kidneys
Butyl Acetate

(123-86-4)

1-5 1.7 PEL: TWA 150 ppm

TLV: TWA 150 ppm

1700 ppm Strong fruity odor Irritant; Headache; Drowsiness; Narcosis; Irritates the eyes and respiratory tract. Exposures far above PEL could cause lowering of consciousness. Defats skin Eyes, skin, respiratory system, central nervous system
MIL-81772B – Thinner Aircraft Coating                
Methyl Ethyl Ketone (78-93-3) 30.5 1.4 (200oF) PEL: TWA 200 ppm

TLV: TWA 200 ppm

3000 ppm Acetone-like odor Irritant; Headache; Dizziness; Vomiting; Dermatitis; The substance irritates the eyes and respiratory tract. May cause effects on the CNS. Exposure far above the PEL may result in unconsciousness. Defats skin; Animal tests show that this substance possibly causes toxic effects upon human reproduction. Eyes, skin, respiratory system, central nervous system
Toluene (108-88-3) 10.5 1.1 TWA 200ppm, Ceiling 300 ppm, 10-minute maximum peak - 500 ppm

REL: TWA 100ppm

TLV: TWA 50 ppm (skin)

500 ppm Benzol-like odor Irritates the eyes and respiratory tract. Exposure could cause CNS depression. Exposure at high levels may result in cardiac dysrhythmia, unconsciousness and death. Repeated or prolonged contact with skin may cause dermatitis. The substance may have effects on the CNS resulting in decreased learning ability and psychological disorders. Animal tests show that this substance possibly causes toxic effects upon human reproduction. Eyes, skin, respiratory system, central nervous system, liver, kidney
N-Butyl Acetate (123-86-4) 11 1.7 PEL: TWA 150 ppm

TLV: TWA 200 ppm

1700 ppm Strong fruity odor Irritant; Headache; Drowsiness; Narcosis; Irritates the eyes and respiratory tract. Exposures far above PEL could cause lowering of consciousness. Defats skin Eyes, skin, respiratory system, central nervous system
Xylene (1330-20-7) 7   PEL: TWA 100 ppm

TLV: TWA 100 ppm

    Irritant    

This information is based on the MSDSs for CARC paints and the NIOSH Pocket Guide to Chemical Hazards, DHHS (NIOSH) Publication No. 99-115, April 1999.

  1. LEL - Lower Explosive Limit
  2. PEL - Permissible Exposure Limit (OSHA)
    REL - Recommended Exposure Limit (NIOSH)
    TLV - Threshold Limit Value
    TWA - Time Weighted Average
  3. IDLH - Immediately Dangerous to Life or Health

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