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Sr-90 Soil Method - Eichrom

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<strong>Sr</strong>-<strong>90</strong> <strong>Soil</strong> <strong>Method</strong> (50 gram )<br />

Sample <strong>Sr</strong> carrier<br />

<strong>90</strong><br />

<strong>Sr</strong> Reference Value<br />

<strong>90</strong><br />

<strong>Sr</strong> Reference Value<br />

<strong>90</strong><br />

<strong>Sr</strong> Measured Value Difference<br />

ID (%) (pCi g -1 ) (mBq g -1 ) (mBq g -1 ) (%)<br />

1 86.4 1.60 59.2 60.6 2.36<br />

2 93.9 1.60 59.2 54.9 -7.26<br />

3 81.0 1.60 59.2 58.3 -1.52<br />

4 92.5 1.60 59.2 57.7 -2.53<br />

5 87.8 1.60 59.2 57.6 -2.70<br />

6 93.9 1.60 59.2 58.3 -1.52<br />

7 89.8 1.60 59.2 57.2 -3.38<br />

Avg 89.3 57.8 -2.36<br />

SD 4.7 1.7<br />

% RSD 5.3 2.9<br />

Measured values corrected for 1.35 mBq <strong>90</strong> <strong>Sr</strong>/g found in unspiked soil

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