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�8 <br /> i <br /> li <br /> 6:a1 <br /> TABLE 41 <br /> r motion Levels and Appropriate PPE <br /> Colorimetric OVAReading Personal Protective Equipment <br /> Indicator Above (PPE) <br /> y 'lube Results 'An kg ound(ppm) <br /> s <br /> Benzene Present 0-1 Level A <br /> i � <br /> 1-10 Level C with a half-face respirator <br /> with organic vapor cartridges. <br /> 10-50 Level C with a full-face respirator. <br /> >50 Cease operations,and wait for <br /> vapors to dissipate. <br /> Benzene 1XQI Oa0 Level D <br /> Present <br /> 50.200 Level C with a half-face respirator. <br /> 200500 Level C with a full-face respirator. <br /> >500 Cease operations. Wait for vapors <br /> to dissipate. <br /> 4-4 <br /> i <br /> .4 <br /> 'j <br /> f <br /> i.� <br /> k <br />