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Ppm for B hours,symptoms were more pronounced,and ardt Institute(ANS.states that "tbe odor of toluene as after-W cts included nervousness, muscular fatigue. detectable by most people at concentrations in the range and insomnia persnttng for several days. Severe but of 10 to I5 ppm. The odor has little value as a warning reversible liver and kidney injury occurred m a person property who was a glue-sniffer for 3 years, the chief component Pany points out that olfictory fatigue occurs rapidly Of the uthaled solvent was toluene (80% V/V), other upon exposure to toluene, ingredients were not listed In workers exposed for 2. Eye Irritation Level.Omni states that"the vapors many Years to concentrations in the range of 80 to 300 of toluene cause noticeable seusatim of Irritation to ' PPM, there was no clinical or laboratory evidence of humn eyes at 300 to 400 ppm in air, but even at SW altered liver function Toluene exposure does not result ppm irritation is Slight-" in the hematopoietic effects caused by benzene; the ANSI reports that "irritation of eyes, mucous mem- , myelotoxic effects previously attributed to toluene are branes. and upper respiratory tract may occur while ,fudged by more recent investigations to be the result of workers are exposed to low concentrations of toluene: concurrent exposure to benzene present as a contamt- There is a considerable range of variation (I00 to SW nant in the commercial toluene used. Most of the PPM)between mdtviduals, some finding any concentra- ' toluene absorbed from inhalation s metabolized to tion of toluene objectionable. Commercial grades of benzoic acid, conjugated with glycine in the liver to toluene vary in Irritant Prop= " -form hippuric acid, and excreted m the urme; the 3. Evaluation of Warning Properties- Beauae of ars average amount of hnppuric acid excreted in the urate rrrusnt Geeta, toluene is Judged to have good warning by individuals not exposed to toluene is approximately Pmpertw& 0 7 to 1.0 Sri of urine.The liquid splashed in the eyes of ' two workers caused transient corneal damage and con- MONITORING AND MEASUREMENT Junctival nutation;complete recovery occurred wnthm PROCEDURES 48 hours. Repeated or prolonged skin contact with liquid toluene has a defining action, ausmg drying. ' HO°r a Evaludke fissurin&and dermatitis, to determine employee exposure are bat taken so that the average eight-hour exposure s based CHEMICAL AND PHYSICAL PROPERTIES OR a 'fie cight-110W sample or on two four-how ample:. Several short-time interval samples (up to 30 • Physical data minutes) may also be used to determine the average 1. Molecular weight:92.1 exposure level- Air samples should be taken in the •- 2. Boiling Point(760 mm Hg): I 1 I C(231 F) employee's breathing zone (air that would most newly 3 Specific gravity(water = 1):O.S6 represent that inhaled by the employer}, - 4 Vapor density(air — 1 at boning point of toluene): • Cdlisag Evalicatim 3.14 to determine employee ceiling egxmn e 5. Melting point: —95 C(-139 F) are beat taken during periods of maxnn m expected 6. Vapor pressme at 20 C(69 F):22 mm Hg airborne caaceutratioas of tolueme, Each messuremeat 7. Solubility in water, g/100 g water at 20 C(6S F): should consist of a ten (10) minute sample or series of 005 consecutive samples totalling ten (10) minutes in the • 8Remal. Evaporation rift(butyl acetate = 1):2.24 employee's l re athing zone (air that would most nearly that by the employee).A nnuumum of I Conditions contributing to instability.. Containers three 33 { ) should be taken on one work may burst at elevated temperaturex shift and the highest of all measurements taken is an 2. Incompatibilities: Contact with strontg oxidize n estimate of the employee's cgxmm may cause fires and explosions. . PeakAbore Evaluatles 3. Hazardous da�mpositioa product:. Toxic gases Measurements to determine employee peak exposure and vapors(such as carbon dioxide and carbon monox. should be takear durmg periods of maximum. expected ride)may be released in a fire involving tWueane, airborne cas, I,e.tmation of toluene. Each 4 Spexaal prexsnUO= Toluene will attack some should co.snt of a 10-inmate sample or a series of forms of • �Pbilitcs.tubbamgs.and ceaatoomeciitive s=Ples totalling 10 mmutes m the employ- ex's breathing zone (air that would most newt 1. Flash point 4 C(40 F)(closed carp) seat that inhaled by the employee).A mmimrium oft>um 2. Autoignition tempeuat.ree 4$0 C(896 F) a should be taken en one work shin and 3. Flammable lmints m W. 96 by volume: Lower; the high of all meesutrmmts taken is an estimate of 1.27;Upper.7.1 - the employees foam - 4. Ertingunhaat: Carbon dioxide, dry chemiaL, • Method Waru;ng P Sampling and analyses may be performed by collection , Of vapors rising an adsorption tube with a subsequent 1. Odor Threshold: The American National Stand- desorption of toluene with carbon disulfide and gas 2 7oluem aw ten