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Table 2 Density of GSR particles vs. shooting distance data for (C_9SME) and (D_9SME) pistol at different shooting distances

From: The effect of type of firearm and shooting distance on pattern distribution, particle dispersion and amount of gunshot residue

Shooting distance (cm) Density of GSR particles
(C_9SME) (D_9SME)
D1 D2 Dtotal D1 D2 Dtotal
3 11.9 ± 0.01 2.9 ± 0.01 14.8 ± 0.01 12.7 ± 0.01 2.9 ± 0.00 15.6 ± 0.00
9 11.6 ± 0.04 2.7 ± 0.03 14.3 ± 0.01 12.2 ± 0.01 2.8 ± 0.02 15.0 ± 0.01
15 11.0 ± 0.01 2.4 ± 0.01 13.4 ± 0.01 11.2 ± 0.00 2.6 ± 0.00 13.8 ± 0.01
21 8.6 ± 0.02 1.9 ± 0.01 10.5 ± 0.01 10.7 ± 0.01 2.1 ± 0.01 12.8 ± 0.00
30 5.4 ± 0.01 0.9 ± 0.01 6.3 ± 0.01 7.2 ± 0.01 1.1 ± 0.01 8.3 ± 0.00
40 5.0 ± 0.01 0.6 ± 0.01 5.6 ± 0.00 6.0 ± 0.00 0.8 ± 0.00 6.8 ± 0.01
45 4.3 ± 0.01 4.3 ± 0.01 5.2 ± 0.01 0.3 ± 0.01 5.5 ± 0.01
50 3.1 ± 0.01 3.1 ± 0.01 3.4 ± 0.02 3.4 ± 0.01