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i <br /> sample C4 <br /> Fiber Dimensions and Concentration Provided by TEM Labs <br /> I <br /> L Fiber Length(um) > 5 vv <br /> W Fiber Width(Nm) > 0.25 <br /> W <br /> 9 <br /> V=L x W x W Fiber Volume(pm3/Fiber) = 0.3125 <br /> C Concentration(Fibers/cm3Air) < 0.0010 <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(hgmb/m3Air) = 0.00094 <br /> i <br /> Conc.of Fiber <br /> /ugAsb l l x 109 ,ug 1 m 3 100 cm 3 <br /> 3 I = C x V x Pwv ter x s.g. x x 1x106x <br /> m A;r J 1kg <br /> i <br /> i <br /> i <br /> 1 <br /> i <br /> f <br /> i <br /> I <br /> i <br />