# NIOSH Pocket Guide to Chemical Hazards
2-Nitronaphthalene | CAS 581-89-5
C10H7NO2 | RTECS QJ9760000
Synonyms & Trade Names beta-Nitronaphthalene | DOT ID & Guide 2538 133
Exposure Limits | NIOSH REL: Ca* See Appendix A [*Note: Since metabolized to beta-Naphthylamine.]
OSHA PEL: none
IDLH Ca [N.D.] | Conversion
Physical Description Colorless solid.
MW: 178.2 | BP: ? | MLT: 174°F | Sol: Insoluble
VP: ? | IP: 8.67 eV |  | Sp.Gr: ?
Fl.P: ? | UEL: ? | LEL: ? |
Combustible Solid
Incompatibilities & Reactivities For "Nitrates" in general: Aluminum, cyanides, esters, phosphorus, tin chlorides, thiocyanates, sodium hypophosphite
Measurement Methods None available
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated/Daily Remove: When wet or contaminated Change: Daily Provide: Eyewash, Quick drench | First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately
Respirator Recommendations NIOSH At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration: (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 a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus
Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms Irritation skin, respiratory system; dermatitis; [potential occupational carcinogen]
Target Organs Skin, respiratory system Cancer Site [bladder cancer]
See also: INTRODUCTION