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ISM M � m4r = 2 Composition, Information On Ingredients Product Use- This product Is Intended for use as a fuel In engines or for use In engineered processes Use in other applications may result In higher exposures and require additional controls, such as local exhaust ventilation and personal protective equipment Description- Reformulated gasoline is a complex mixture of hydrocarbons from a variety of chemical processes blended to meet standardized product specifications Composition varies greatly and includes C? to C? hydrocarbons with a boiling range of about 80-473 degrees F The following Is a non-exhaustive list of common components, typical percentage ranges in product, and occupational exposure limits for each Functional and performance additives may also be present at concentrations below reporting thresholds Component or Material Name % — CAS Number AC 1H Limits OSHA Exposure Limits 1 TLV-STEL-Units PEL--STEL--C/P-Units Gasahne _-- - - 90 10D - Mixture 300--500--ppm _ _ _NA--NA--NA-- _ Butane---- - -- --- _ <9 _i _ 106-97-8 - 800--NA-ppm^ _ _ NA--NA--NA-- -A--- Pentane <6 109-66-0 600--750--ppm -—--1000--NA--NA--ppm n-Hexane -7[ 110-54-3 50--NA--ppm 500--NA--NA_--ppm_ _ Hexan(other isomers) <-8----j1- NA _ 500--1 000--ppm Benzene 12-49 7-4 2 j 0 5--2 5--ppm 1--5--NA--ppm -- N_heptane- - - -- -- -- -<2_ 114=82 5--- - -I----- 400--500-ppm - --- - -�- 500--NA-NA--ppm - Ethylbenzene <2 100 41 4 100--125--ppm 100 NA-NA--ppm Xylene(o m p isomers) <11 1330 20 7 100-150-ppm 100-NA-NA--ppm Cydoh_exane _ _ _ <2 110-8_2-7 i 3007NA-ppm 300-NA-NA-ppm Tnmethylbenzene <4-- -- 25551 13 7 25-NA--ppmNA-NA-NA-- j Methyl-t-butyl ether(MTBE) 0-15 I 163404 4 4Q NA-ppm NA NA NA - Toluene ! <12 -108-88-3 I 50-NA-ppm 200-300/500-NA-ppm Ethyl-t-butyl ether(ETBE) l 0 7 f 637-92-3 T77777RA A-ppm NA-NA-NA- t-amyl-methyl-ether 0-5 _ 994 05 8 -� NIA NA-ppm NA-NA-NA---- Ethanal T 0 11 H 64-17 5 1,000-NA ppm _ 1,000 NA-NA ppm -� C=Ceding concentration not to be exceeded at any tume P= Peak concentration for a single 10 minute exposure per day I