Homogeneity test Ketamine Pethidine Cocaine Methandone Diazepam Estazolam Heroin Morphine Methamphetamine
image Between-bottle(%, S1) 99.92±0.012 99.42±0.006 99.62±0.006 99.87±0.008 99.94±0.004 99.44±0.003 99.62±0.006 99.61±0.008 99.98±0.002
within-bottle(%, S1) 99.92±0.012 99.42±0.006 99.62±0.006 99.87±0.007 99.94±0.004 99.44±0.003 99.62±0.006 99.61±0.008 99.98±0.002
F-test image 1.00 1.11 1.04 1.16 1.07 1.81 1.04 1.40 1.93
F0.05(n,m) 3.38 3.96 3.96 3.96 3.96 3.96 3.96 3.96 3.96
F<F0.05 Y Y Y Y Y Y Y Y Y
t-test image 0.094 0.065 0.0267 0.03 0.107 0.051 0.253 0.27 0.004
image 2.025 0.269 0.262 0.34 0.193 0.129 0.261 0.34 0.074
t≤tα Y Y Y Y Y Y Y Y Y
Table 5: Results for the contents, the within-bottle, and between-bottle and homogeneity test of 9 illicit drugs.