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Fiber Dimensions and Concentration Provided by TEM Labs L <br /> L Fiber Length(pm) > 5 " <br /> w <br /> ;. <br /> W Fiber Width(pm) > 0.25 <br /> w <br /> V=L x W x W Fiber Volume(Pm3/Fiber) = 0.3125 <br /> C Concentration(Fibers/cm3Air) = 0.0011 <br /> NIOSH Data <br /> s.g. Specific Gravity Asbestos = 3 Range of(2.5-3.0) <br /> Conversion Factors <br /> Pwater Density Water(kg/m3) = 998 <br /> Unit Conversion <br /> Concentration(PgAsb/m3Air) = 0.001029 <br /> 3 <br /> PgAsb 1 X 109 ,ug l In x 1 00 CT7Z 3 <br /> Conc.of Fiber s = C x V x pw ��, x s.g. x x <br /> A�� l kg 1 x 106 ,pan m <br />