Paparan benzena di udara ambien dan kadar transtrans muconic acid urin pada pekerja industri percetakan di Kota Medan

Purpose: Printing industry use chemicals containing benzene in the process of production. Accumulation of benzene concentration in human body can cause health problem. Low-level exposure can cause dizzy, nausea, and central nervous system disorders and high level of benzene can lead to death. The purpose of this research is to analyze benzene exposure in the acid trans-trans muconic in worker urine.Method: The design of this research was quantitative with cross-sectional design. A sample of 50 printing workers were selected for this was based on technique consecutive.Results: The result showed that, there is a correlation between benzene and time of exposure and trans-trans muconic acid level with p 500/ μg/g creatinine). There are 38 man (76%) and 12 person woman (24%), workers exposed to benzene > 8 hours 35 person (70%) workers with years of service ≥ 2 years 36 person (72%), workers not smoking 33 person (66%) and workers not using (respiratory mask N95) Personal Protective Equipment 43 person (86%).Conclusion: There are correlation benzene levels with trans-trans Muconic Acid urine. It is suggested to the owner of printing industry may provide personal protective equipment (respiratory mask N95 and gloves). Department of Labor should make policies and monitoring related printing industry problems.