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Material Safety Data Sheet- No. 318 <br /> From Genium's Reference Collection, <br /> f Genium Publishing Corporation XYLENE (/Mixed Isomers) <br /> 1145 Catalvn Street (Revision D) <br /> Schenectady,NTY 12303-1836 USA Issued: November '1980 <br /> (518)377-8855 CENIUM PUBttaNING CORP. R <br /> evlsed: August 198$ <br /> SECTION 1.'MATERIAL:IDENTIFICATION <br /> ,Material Tame: XYLENE(Mixed Isomers) .26 <br /> Description (Origin/Uses); Used as a raw material for the production of benzoic acid,phthalic anhydride,isophthalic 3 <br /> and terephthalic acids and their dimethyl esters in the manufacture of polyester fibers;in sterilizing catgut;with 2 <br /> Canadian balsam as oil-immersion in microscopy;and as a cleaning agent in microscopic techniques. <br /> Other Designations. Dimethylbenzene;Xylol; CH,,,; CAS No. 1330-20-7 <br /> Manufacturer: COntaCE your supplier or distributor. Consult the latest edition of the Chemicalweek NFPA <br /> Buyers'Guide(Genium ref.73)for a list of suppliers. HMIS <br /> ' Comments: Although there are three different isomers of xylene(ortho,metaand para),the health and physical F 3 R I <br /> , <br /> hazards of all three isomers are very similar.:This MSDS is written for a xylene mixture of all three isomers, R 0 I 3 <br /> which is usually commercial xylene. <br /> PAG* S 2 <br /> SECTION 2. INGREDIENTS 'AND HAZARDS �o 'See sect.8 K 3 <br /> a- Xylene(Mixed Isomers),CAS No. 1330-20-7* *� EXPOSURE LIMITS <br /> IDLH"' Level: 1000 ppm <br /> *o-Xylenc,CAS No.0095-47-6 <br /> m-Xylene,CAS No. 0108-38-3 OSHA PEL <br /> p-Xy]enc,CAS No.0106-42-3 # 8-Hr TWA: 100 ppm,435 mg/ml <br /> "Check with your supplier to determine if there are additions,contaminants,or ACGIH TLVs, 1987-88 <br /> TLV-TWA: 100 ppm,435 mg/m, <br /> impurities(such as benzene)that are present in reportable quantities per TLV-STEEL: 150 ppm,655 mglm' <br /> 29 CFR 1910. <br /> "•Immediate)'dangerous to Life and health. Toxicity Data"' <br /> See NIOSH,RTECS(No.ZE2100000),for additional data with references Human,Inhalation,TC,,:200 ppm <br /> to reproductive,irritative,and mutagenic effects. Allan,Inhalation,LCA: 10000 ppm/6 Hrs <br /> i Rat,Oral,LDS;4300 mg/kg <br /> SECTION 3.'PHYSICAL DATA <br /> Boiling Point: 275'F to 293'F(]35'C 10 14.5 C)* Water Solubility ( ): insoluble <br /> Melting Point: -13°F(-25'C) Molecular Weight: 106Grarns/MOle <br /> Evaporation Rate: 0.6 Relative to BuAc 1 <br /> Specific Gravity (H;0 = 1):-0.86 � Volatile by Volume: Ca 100 <br /> Vapor Pressure: 7 to 9 Torrs at 68'F(20'C) <br /> Vapor Density (Air = 1): 3.7 <br /> Appearance and Odor: A clear liquid;aromatic hydrocarbon odor. . <br /> 'Materials with wider and narrower <br /> boiling ranges are commercially available. <br /> SECTION 4. FIRE AND EXPL I N D TA a <br /> Flash Point and Method Autoignition Temperature Flammability Limits in Air h <br /> 81'F to ��• <br /> 9� F <br /> l.. C to�_ C <br /> 867'F(464'C) 'k by Volume l'Yc 7% <br /> Extinguishing Media: Use loam,dry chemical,or carbon dioxide.Use water sprays to reduce the rate of burning and to cool containers. <br /> Unusual Fire or Explosion Hazards: Xyiene vapor is heavier than air and may travel a considerable distance to a low-lying source of <br /> ignition and flash back. <br /> Special Firefighting Procedures: Wear a self-contained breathing apparatus(SCBA)with a full facepiece operated in the pressure- <br /> demand or positive-pressure mode. <br /> SECTION S. REACTIVITY DATA <br /> Xylene is stable in closed containers during routine operations. ]t does not undergo hazardous polvmcrzzatior). <br /> Chemical Incompatibilities: This material may react dangerously with strong oxidizers. <br /> Conditions to Avoid. Avoid anv exposure to sources of ignition and to strong oxidizers. <br /> Hazardous Products of Decomposition: Carbon monoxide(CO)may be evolved during xylene fires. <br /> GoFnn�*.�G 1?8x Gcrnum F'u61>s�r Corporuoea <br /> Aa.tnramrrnsl use nc req*sti u;;:nn u-.��y'vvr nub lwSei s Fran icvior.n twrhot nrC.- <br />