Page 18 - Food&Beverages Solutions-for-EtO-Analysis-SSI

2.1 Chilli Powder Analysis (As Per Application Note Method)

Application Databook

Representative Data
Solvent Extraction Method for EtO & 2-CE (Liquid)
EtO 2-CE
r2=0.99879
LOQ – 10 ppb Overlay - LOQ – 10 ppb Overlay -
(w.r.t sample) 10 to 50 ppb r2=0.99965 (w.r.t sample)
10 to 50 ppb

Figure 1: Calibration curve, chromatogram of LOQ solution Figure 2: Calibration curve, chromatogram of LOQ solution
& overlay of linearity standards for EtO & overlay of linearity standards for 2-CE

Results :

Linearity : Accuracy
1 3
1 3

Precision :
Summary of precision standard is shown in Table 2
Table 2: Summary of precision standard (n=6)

Comparison:
Summary of comparison for two instrument is shown in
Table 4
Table 4: Summary for comparison
GCMS-TQ8040 GCMS-TQ8050
Method => Liquid
EtO EtO
LOQ level conc. (On column) 5 ppb 2.5 ppb
LOQ level conc. (w.r.t sample) 10 ppb 5 ppb
% RSD (n=6) 9.3 8.7
S/N 15 32
2-CE 2-CE
LOQ level conc. (On column) 5 ppb 2.5 ppb
LOQ level conc. (w.r.t sample) 10 ppb 5 ppb
% RSD (n=6) 3.9 5.0
S/N 79 70

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