Con Edison contact information sheet, Sep 2001

NYC 9/11 Public Portal Document

< . jable of chemicals and safety data

Chemical PEL/REL./rLV HEALTH HAZARDS Polynuclear Aromatic Hydrocarbons PEL = 0.2 mg/m’ Dermatitis, bronchitis, carcinogenic (naphthalene, anthracene, pyrene, TLV = 0.2 mg/m’ chrysene, etc.) PCBs (Arochlor 1254) PEL = 0.5 mg/m’ Irritate eyes, chloracne, liver, reproductive, carcinogenic Lead NIOSH = .IOO mg/m’ Eyes, GI tract, central nervous system, kidneys, blood, gingival tissue Benzene REL=0.1 ppm Irritate eyes, skin, respiratory; is carcinogenic STEL= 1 ppm Ethylbenzene REL = 100 ppm Irritate eyes, skin, mucous membranes, PEL= 100 ppm headache, dermatitis, narcolepsy, coma TLV = 100 ppm Toluene REL = 100 ppm irritate eyes, nose, fatigue, weakness, PEL = 200 ppm confusion euphoria, dizziness, headache, TLV = 50 ppm dilated pupils, liver and kidney damage Xylenes REL = 100 ppm Irritate eyes, skin, nose, throat, dizziness, PEL= 100 ppm excitement, drowsiness, staggering gait, TLV = 100 ppm nausea, vomiting, dermatitis Naphthalene PEL = 10 ppm Irritate eyes, headaches, confusion, STEL = 15 ppm dizziness, malaise, excitement, vomiting, jaundice, dermatitis

PEL = OSHA Permissible Exposure Limit REL = NIOSH Recommended Exposure Limit TLV = ACGIH Threshold Limit Value STEL = OSHA Short Term Exposure Limit

NOTE: The chemicals and products that will be used during routine field activities are: Alconox™, bentonite grout, isobutylene (PID calibration gas) and Simple Green ™ (solution rinse). The MSDSs for these chemicals and products are provided in Appendix D. It is not anticipated that any other chemicals or products will be used during the site investigation.

7 WTC HASP 7

NYC-WTC_000165907