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L <br /> Fiber Dimensions and Concentration Provided by TEM Labs <br /> i <br /> L Fiber Length(pm) > 5 w <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) = 0.0012 <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/m3Alr) = 0.001123 <br /> ug <br /> CP9Asb I (1003 <br /> Conc.of Fiber 3 = C x V x p I x 1 09 M 3 x s.g. x x x CM <br /> m3Alr Ikg 1x106 pn M <br /> i <br />