Xylene Monitoring CURRENT REGULATORY STATUS: OSHA 8-hour TWA 100ppm - 15 min. STEL 150ppm Monitoring of Xylene in the laboratory, tissue processor, and storage areas includes the following: 8-hour TWA (Time Weighted Average) testing to establish employee exposure levels to the target contaminant. 15-minute STEL (Short Term Excursion Limit) testing to establish peek exposure levels for effected employees. Detailed observations of employee work practices with comparison against reasonable standard practices. Written recommendations based on on-site observations to help assure clinic compliance with Federal standards. Assistance in the design and implementation of Standard Operating Procedures to prevent employee exposures. Assistance in the development of emergency response protocols and a written emergency response plan to help handle a spill or equipment malfunction. Comparison of test data with Federal standards. Recommendations and suggestions for correction of any detected problems. Calculation of air conditioning turnover in work rooms where significant. Consultation with designated personnel concerning the results of the survey. Complete documentation including schematics where needed, exceeding the requirements of JCAHO, NIOSH/OSHA, EPA, AHA, etc. All records are maintained for a period of 20 years per NIOSH/OSHA requirements. NOTE: All samples are taken using OSHA approved solid adsorbent sample media and analyzed at AIHA (American Industrial Hygiene Association) certified laboratories.