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Table 5 Comparison between bulk (n = 4) and filter (n = 7) HP12 samples using ICP-OES, 1 M HCl and 1.3 M HNO3 extractions

From: A method for exposing rodents to resuspended particles using whole-body plethysmography

ANALYTE 1 M HCl 1 M HNO3
  FILTER (μg/mg) BULK (μg/mg) FILTER (μg/mg) BULK (μg/mg)
Al 15.8(4.9%) 17.2(1.0%) 20.4(1.6%) 20.9(1.4%)
B 0.053(15%) 0.120(6.0%) 0.095(10%) 0.144(7.2%)
Ba 2.31(4.1%) 0.762(0.9%) 2.35(2.2%) 1.52(1.0%)
Ca 42.8(5.8%) 40.6(1.0%) 41.3(2.9%) 41.1(1.3%)
Co 0.742(4.2%) 0.638(1.9%) 1.02(3.5%) 1.03(1.0%)
Cr 0.124(11%) 0.110(16%) 0.236(11%) 0.133(2.8%)
Cu 1.31(8.8%) 0.998(0.8%) 2.22(6.4%) 2.22(1.9%)
Fe 14.8(5.3%) 13.6(0.3%) 24.7(5.0%) 22.8(1.2%)
K 1.97(8.0%) 1.81(0.7%) 2.34(3.2%) 1.97(1.4%)
Mg 17.0(6.0%) 16.4(0.5%) 16.4(2.6%) 17.4(1.7%)
Mn 0.442(4.4%) 0.438(0.5%) 0.526(2.0%) 0.518(1.4%)
Mo 1.64(4.0%) 1.49(0.7%) 2.35(2.5%) 2.23(2.0%)
Na 27.6(6.9%) 20.5(2.8%) 30.3(8.0%) 19.5(2.3%)
Ni 15.7(4.5%) 13.1(0.5%) 28.2(3.3%) 27.6(1.1%)
P 21.2(4.5%) 21.1(0.2%) 22.6(2.3%) 23.0(2.7%)
Pb 2.42(4.7%) 2.06(0.8%) 2.21(3.0%) 2.31(1.7%)
SO4 259(4.7%) 222(0.8%) 214(2.5%) 218(2.8%)
SiO2 5.10(13%) 9.68(2.2%) 15.3(7.3%) 14.4(1.3%)
Sr 0.410(4.2%) 0.383(0.4%) 0.412(3.1%) 0.404(0.3%)
Ti 0.347(4.3%) 0.370(0.9%) 0.645(3.6%) 0.726(1.4%)
V 33.7(4.2%) 31.4(0.5%) 54.6(3.2%) 52.7(1.3%)
Zn 18.2(6.8%) 15.5(0.6%) 18.8(2.5%) 19.0(1.2%)
  1. All values are above instrument detection limits; data are not shown for As, Be, Cd, Li, Sb, Se, Sn, and Tl as concentrations for these elements were below detection limits. Data are presented as means (RSD), where RSD = relative standard deviation.