View source for Precision data - B6 by HPLC

Table 1. Results of interlaboratory studies (1993)

<table style="border: 1px solid black;border-collapse: collapse;">
        <tr style="border: 1px solid black;border-collapse: collapse;" class="tablesorter-headerRow">
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Matrix parameter </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Baby food </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Biscuit </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Cereal B </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Yeast </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p>
                        <strong>Tube-feeding</strong>
                        <br >
                        <strong>solution</strong>
                    </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p>
                        <strong>Chocolate</strong>
                        <br >
                        <span style="color: rgb(0,0,0);">
                            <strong>powder</strong>
                        </span>
                    </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Cereal A </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Powdered milk </p>
                
            </th>
        </tr>

        <tr style="border: 1px solid black;border-collapse: collapse;">
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> Repeatability RSDr </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 18 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 13 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 10 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 8 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 4 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 4 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 6 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 3 % </p>
            </td>
        </tr>
        <tr style="border: 1px solid black;border-collapse: collapse;">
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> Reproducibility RSDR </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 30 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 35 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 30 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 26 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 13 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 12 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 12 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 13 % </p>
            </td>
        </tr>
</table>

Results obtained in 1993.<br />


Table 2. Results of interlaboratory studies (2003)

<table style="border: 1px solid black;border-collapse: collapse;">
        <tr style="border: 1px solid black;border-collapse: collapse;">
                <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Matrix parameter </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 1 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 2 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 3 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 4 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 5 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 6 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 7 </p>
                
            </th>
            <th style="border: 1px solid black;border-collapse: collapse;">
                    <p> Sample 8 </p>
                
            </th>
        </tr>

        <tr style="border: 1px solid black;border-collapse: collapse;">
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> Repeatability RSDr </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 10 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 3,3 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 2,0 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 4,0 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 16.4 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 5,9 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 4,5 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 3,5 % </p>
            </td>
        </tr>
        <tr style="border: 1px solid black;border-collapse: collapse;">
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> Reproducibility RSDR </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 17,5 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 8,2 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 8,4 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 8,4 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 52.1 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 11,2 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 7,4 % </p>
            </td>
            <td style="border: 1px solid black;border-collapse: collapse;">
                <p> 6,4 % </p>
            </td>
        </tr>
</table>
Sample 1: Non-fortified milk based infant formula, samples 2-4: fortified milk based infant formula, sample 5: non-fortified soy based

infant formula, samples 6-8: fortified soy based infant formula.<br />
Results obtained in 2003.<br />


=== Precision data from EN 14164:2008 ===
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