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Tetrachloronaphthalene

Synonyms & Trade Names
Halowax® [Tetrachloronaphthalene], Nibren wax [Tetrachloronaphthalene], Seekay wax [Tetrachloronaphthalene]
CAS No.
1335-88-2
RTECS No.
QK3700000
DOT ID & Guide
Formula
C10H4Cl4
Conversion
IDLH
See Appendix F
See: 1335882
Exposure Limits
NIOSH REL
TWA 2 mg/m3 [skin]
OSHA PEL
TWA 2 mg/m3 [skin]
Measurement Methods
NIOSH S130 (II-2)
See: NMAM or OSHA Methods
Physical Description
Colorless to pale-yellow solid with an aromatic odor.
Molecular Weight
265.9
Boiling Point
599-680°F
Melting Point
360°F
Solubility
Insoluble
Vapor Pressure
<1 mmHg
Ionization Potential
?
Specific Gravity
1.59-1.65
Flash Point
(oc) 410°F
Upper Exposive Limit
?
Lower Explosive Limit
?
Combustible Solid
Incompatibilities & Reactivities
Strong oxidizers
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
Acne-form dermatitis; headache, lassitude (weakness, exhaustion), anorexia, dizziness; jaundice, liver injury
Target Organs
Liver, skin, central nervous system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:Daily
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

(See Appendix F)
NIOSH/OSHA

Up to 20 mg/m3:
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus

Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter.
Click here for information on selection of N, R, or P filters.
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 1387   MEDICAL TESTS: 0223
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