SPIFAN Nutrients ERP Book_9-29-15

Fluor-02 Figures & Tables FOR ERP USE ONLY DO NOT DISTRIBUTE

Table 3: Precision Results for NIST (µg/100g) Fluoride. Certified mean: not provided. Certified range = not provided

Sytem 1 a SRM 1849a System 2 a SRM 1849a

Statistics a

216 214 215 189 195 191 194 194 192 194 194 204 214 189 191 199

1 2 3 4 5 6 7 8 9

238 233 213 216 209 217 222 210 216 206 212 207 219 215 216 216 8.81 4.07

1 2 3 4 5 6 7 8 9

Individual (mg/Kg)

10 11 12 13 14 15

10 11 12 13 14 15

Mean(n=15)

10.51

SD

5.28

%RSD

208

Mean(n=30)

12.34

SD

5.94

%RSD

a: Analyzed on two different instruments

4