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r Occupational Health Guideline for Ethyl Benzene 1 INTRODUCTION . IR'I'm itt, ,rteai"ll 1 This guideline is intended as a source of information for The following medical procedures should be made employees,employers,physicians,mdustrsal hygiietim a, available to each employee who is exposed to ethyl and other occupational health professionals who may benzene at potentially hazardous levels- 1 have a need for such information. It does not attempt to L lmdal dfedrenl Scrommi ' Employees should be andk�t data,ratherit, pertinent information �below) � of certain medical conditions in summary } might place the employee at ' increased risk from ethyl benzene exposure, SUBSTANCE IDENTIFICATION —Chromc respiratory dn= In persons wah un- Formula CaLcJ a wed Pulmonary fnaatioi~, especially those with ob- ' • Synonyms.Phenylethwm ethylbenzol sttuctive auway diseases the breathing of ethyl ben. ' Appearance sad odor. Colorless liquid with an aro- Me might cause esmabation of symptoms due to its Matic odor. n cant Propertm or psychic reflex bronchospasm. r —Kidney disease: Although ethyl benzene is not PERMISSIBLE EXPOSURE LIMIT (PEL) known as a kidney toucm in humans, the importance of dkus organ in the elimination of toxic substances j usoffm The current OSHA standard for ethyl benzene is 100 sperm consideration in thane with possible mipatrment Pam of ethyl benzene per millionporta of air (ppm) of renal funncuon. averaged over an esght-hour work du& Tbia may also --Laver Although ethyl benzene is not be expressed as 435 milligrams of ethyl benzene per lir "as a liver toxin in humans,the importance of this cubic meter of air(mg/mh, organ m the biotransformation and detoeffication of HEALTH HAZARD INFORMATION foam fiances should be considered before expos. m8 persona with impaired liver function, 1 ' Renta of espowm --Skin disease:Ethyl benzene m a defattmg agent and Ethyl benzene can affect the body if it a inhaled, is can cause dermatitis on Prolonged exposure. Persons swallowed, or comes In contact with the eyes or skm. with mag ski disorders may be more swoepti- ' Eitecta of overegmmre ble to the effects of this agent. !. Shirr atrw >w Ethyl benzene causes lunation 2 Period&Ma find .Any employee devd- of the eyes, nose, throat, and skin. With e1pome to °ping the above-Bated conditions should be referred for 1 high concentrations, irritating effects are more pro_ further medical examination. nounced, and a Pelson may begin to fed weak, dizzy, • 3>1111maeyottoximk W drowsy,and become 1"°ag'a� � or repeated ethyl sorrel benzene f Pton�Y an irritant of akaa and, to ' benzene exposure of the skin may tame stria mush, lemic absorption causes yes and� o�oentral naftacL - 91 zing Sig=aisdSY A physician should be vous very high ooup�tntionL contacted if an system with narcosis at ' and saps that� �by expolgiin Y oto et� �on of small amounts causes extensive edema and benzene. Y hemorrhage of lung tissue.It is readily metabolized smd excreted chiefly as mandel acid in the urine. ' These recommendab" nfleot good n$JS W ane and medical survWfill iw mliction aasiat m ach"" sit affecbw oc cuPa n Health Program, However, they may not be wffidertt to achteVW � WYM MA n*xvewsw to of OSHA npWabons. tf-L DEPARWOff Of REAM AND NuwW SERV=S Pubhc Healttr Sense Centers for o cease cor" US. DEPARTMENT OF LAWR NabwW lnebbrte fOr Oc"pabonal safety and Ream 0CM011tio al Safety and Health Aden,rastriftpe, September 1978 ' - f