Substance
y=bx+a
Residual standard deviation
Process standard deviation
Processvariation coefficient (%)
Decision limit DL (ng/L)
Detection Limit LOD (ng/L)
Quantification limit LOQ (ng/L)
a
b
(DIN 32645)
Amphetamine
531
1270
2.57
0.20
1.12
0.36
0.71
1.07
Range 1-2.4
Methamphetamine
15555
126.7
6.96
0.55
3.06
0.81
1.65
2.32
Range 3.5-7
MDMA
40.28
1143
6.09
1.11
6.09
0.89
1.77
2.66
Range 3-4.8
Table 2:
Validation according to Funk (German Standard DIN 32645).
