Skip to main content
. 2019 Jul 15;12(14):2274. doi: 10.3390/ma12142274

Table 5.

Method performance characteristics computed according to ISO 5725-2.

Variable ERM-FD100 Gold nanorods NM-100 NM-212
No. of laboratories 1 17 19 18 18
No. of outlier lab & test used 1 G–1 C – 1 G–1 IG 1 C
No. of replicates excluded 30 – 16 15
Xobs (nm) 17.4 15.93 97.4 13.7
Sr (nm) 0.3 0.7 4.7 1.0
r (nm) 0.8 2.0 13.2 2.9
RSDr (%) 1.8 4.6 4.8 7.5
SR (nm) 0.3 0.8 5.7 1.8
R (nm) 0.9 2.2 15.9 5.2
RSDR (%) 1.8 5.2 5.8 13.6

1 After outliers rejection; Abbreviations: Xobs: overall observed mean after outlier rejection; Sr: within-laboratory standard deviation (repeatability); r: repeatability limit; RSDr: relative within-laboratory standard deviation (repeatability); SR: between-laboratory standard deviation (reproducibility); R: reproducibility limit; RSDR: relative between-laboratory standard deviation; C: Cochran test; G: Grubbs test applied to laboratory means; IG: Internal Grubbs test on single replicate.