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SAN JOAQUIN DELTA COLLEGE <br /> The results of these analysis disclosed the following information about the air quality in the previously mentioned <br /> locations <br /> Summary <br /> Ten (10)tests were performed over a fourteen hour period for air quality verification on the San Joaquin Delta College <br /> Campus in various buildings These tests included organics in accordance with NIOSH methods 1500 (10 samples) <br /> The results of the testing for NIOSH 1500 hydrocarbons indicate that all sample concentrations are below the exposure <br /> limits according to OSHA regulations, and thus do not represent a chemical overexposure Values and eight hour <br /> average readings are listed in Table V11 The Diagram Section shows the location where the samples were taken <br /> Sample collection information is included in the Attachment 11 Section <br /> SAMPLE RESULTS SUMMARY <br /> For Hydrocarbon Sample Tubes <br /> COMPONENT OSHA PEL RESULTS COMPONENT OSHA PEL RESULTS <br /> SAMPLE#1 NIOSH TWA TLV SAMPLE 42 NIOSH TWA TLV <br /> 0$/20/00 (ppm) (ppm) 08/20/00 (Rpm) (ppm_ <br /> Benzene 0 10 <0 0984 Benzene 0 10 <0 100 <br /> Cyclohexane 300 <0100 Cyclohexane 300 <0102 <br /> Cyclohexene 300 <0103 Cyclohexene 300 <0104 <br /> Heptane 400 <0 0942 Heptane 400 <0 0956<0 101 <br /> Hexane 50 <0 0989 Hexane 50 <br /> Methylcyclohexane 400 <0 0961 Methylcyclohexane 400 <0 0974 <br /> Octane 300 <0 0899 Octane 300 <0 0911 <br /> Pentane 600 <0107 Pentane 600 <0109 <br /> Toluene 50 <0 0944 Toluene 50 <0 0958 <br /> TABLE VII <br /> Page #I I <br />