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Attachment I <br /> Key to Count Sheets <br /> Count Sheets <br /> Analytical Procedures <br /> Structures identifications consist of an Asbestos Type followed by a Structure Type <br /> Asbestos Type Structure Types <br /> A = Amosite F = Fiber <br /> An = Anthophyllite B = Bundle <br /> C = Chrysotile C = Cluster <br /> Cr = Crocidolite M= Matrix <br /> Trem-Act=Tremolite-Actinolite <br /> ND=no structures detected <br /> M=other structure associated with a matrix <br /> NAM=Non Asbestos Mineral <br /> XGB=partly obscured by a grid bar <br /> Sizing Conversion <br /> 1 length unit=5 mm on screen=0.278 micron <br /> 1.80 length units=0.5 micron <br /> 18.0 length units=5 microns <br /> 1 width unit= 1 mm on screen=0.0556 micron <br /> TEM Analysts <br /> Jeanne Spencer Paul D. LoScalzo <br /> Norberto Zimbleman Sean Flynn <br /> Nik Merrill Cameron Powers <br /> TEM Confidence Limits <br /> 35 <br /> 30 <br /> 3 25 - <br /> N <br /> 20 <br /> c r <br /> LI" 15 - <br /> F., <br /> 10 - <br /> 0 <br /> e 5 <br /> 0 5 10 15 20 <br /> Number of Structures Counted <br /> Upper and lower 95%confidence bounds for the number of structures counted assuming a Poisson distribution. <br /> File Shared on server T/Offfonns sg/Attachment I <br /> Revised 2/2013 <br />