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jrc79301_report%20eu-rl%20pahs%20pt%20on%20chocolate%202012_ver11

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Laboratory<br />

Figure 6: Graphical presentation of z-scores corresponding to the "values for proficiency<br />

assessment" reported by the OCLs for the contents of BAA_FAT, BAP_FAT, BBF_FAT, CHR_FAT,<br />

and the sum of 4 PAHs parameter (SUM_FAT) in the chocolate test material.<br />

The assessment was based on results expressed on fat basis (µg/kg fat).<br />

Blue triangles indicate satisfactory performance; yellow triangles indicate questionable performance; red triangles<br />

indicate non-satisfactory performance; z-score values are presented above the triangles for the latter performance<br />

category.<br />

6001<br />

6002<br />

6003<br />

6004<br />

6006<br />

6007<br />

6008<br />

6010<br />

6011<br />

6012<br />

6013<br />

6014<br />

6015<br />

6017<br />

6018<br />

6019<br />

6020<br />

6021<br />

6022<br />

6024<br />

6026<br />

-4.2<br />

-4.4<br />

Measurand<br />

BAA_FAT BAP_FAT BBF_FAT CHR_FAT SUM_FAT<br />

2.1<br />

7.9<br />

-2.4 -2.5<br />

2.0<br />

29.8 4.3<br />

7.0<br />

-3 0 3 -3 0 3 -3 0<br />

Z Score<br />

3 -3 0 3 -3 0 3<br />

3.1<br />

386.0<br />

9.7<br />

-2.8<br />

6.2<br />

-4.2<br />

-2.3<br />

2.1<br />

2.6<br />

6.0<br />

155.7<br />

PROLab Plus<br />

26

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