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<br />LC /2~`/.2.• <br />Annex B <br />Lower Limits of Detection (LLD) for.5ample Analysis <br />U-natural, Th-230, Ra-226 in air - 1 x 10'16 uCi/ml <br />Pb-Z10 in air - 2 x 10-15 uCi/ml <br />Rn-222 - 2 x 10-10 aCi/ml <br />U-natural, Th-230, Ra-226 in water - 2 x 10-10 uCi/ml <br />Po-210 in water - 1 x 10-g u(:i/ml <br />Pb-210 in water - 1 x 10-g uC'i/ml <br />U-natural, Th-230, Ra-226, Pb-210 <br />in soil and sediment (dry) - 2 x 10-~ uC'i/g <br />U-natural, Th-230 in vegetation, <br />food, and fish (wet) - 2 x 10-~ uCi/kg <br />Ra-226 in vegetation, food, and <br />fish (wet) - 5 x 10-g uCi/kg <br />Po-Z10, Pb-210 in vegetation, food, <br />and fish (wet) - 1 x 10-6 uCi/kg <br />~- 2~- <br />