Page:NIOSH Manual of Analytical Methods - 7301.pdf/7

 ELEM ENT S by ICP (Aqu a Reg ia Ashing): MET HO D 730 1, Issue 1, dated 15 M arch 200 3 - Page 7 o f 8 TABLE 3.

Element (a) Ag Al As Ba Be Ca Cd Co Cr Cu Fe K La Li Mg Mn Mo Ni P Pb Sb Se Sn Sr Te Ti Tl V W Y Zn Zr

M EASU REM ENT PRO CED UR ES AN D D ATA [1]. M ixed C ellulose Ester Filters (0.45:m ) wavelength Est.LOD (:g/ Filter) (nm )

LOD (ng/mL)

Certified 3x LOD (:g/filter) (b)

328 167 189 455 313 317 226 228 267 324 259 766 408 670 279 257 202 231 178 168 206 196 189 407 214 334 190 292 207 371 213 339

0.042 0.115 0.140 0.005 0.005 0.908 0.0075 0.012 0.020 0.068 0.095 1.73 0.048 0.010 0.098 0.005 0.020 0.020 0.092 0.062 0.192 0.135 0.040 0.005 0.078 0.050 0.092 0.028 0.075 0.012 0.310 0.022

1.7 4.6 5.6 0.2 0.2 36.3 0.3 0.5 0.8 2.7 3.8 69.3 1.9 0.4 3.9 0.2 0.8 0.8 3.7 2.5 7.7 5.4 1.6 0.2 3.1 2.0 3.7 1.1 3.0 0.5 12.4 0.9

0.77 1.54 3.08 0.31 0.31 15.4 0.31 0.31 0.31 1.54 1.54 23.00 0.77 0.31 1.54 0.31 0.31 0.31 1.54 1.54 3.08 2.30 0.77 0.31 1.54 0.77 1.54 0.77 1.54 0.31 4.60 0.31

% Percent Certified 10x LOD Reco very RSD (:g/filter) (N=25) (c) (b) 100 .3 2.39 3.21 42.4 6.40 208 .1 97.6 4.71 12.90 104 .3 1.65 1.29 99.6 1.42 1.29 101 .6 5.01 64.00 106 .8 2.60 1.29 105 .6 1.64 1.29 97.0 27.0 1.29 118 .9 65.2 6.40 114 .9 43.0 6.40 94.7 2.60 96.40 105 .7 1.80 3.21 104 .3 2.37 1.29 105 .2 4.23 6.40 103 .5 1.64 1.29 108 .9 2.70 1.29 112 .2 2.28 1.29 93.2 10.9 6.40 88.0 6.52 6.40 54.7 12.90 50.1 93.2 8.38 9.64 81.9 3.21 25.8 100 .8 1.27 1.29 103 .1 1.88 6.40 98.3 1.88 3.21 101 .3 3.57 6.40 106 .0 1.38 3.21 21.8 6.40 64.9 104 .3 1.55 1.29 99.8 9.73 19.30 71.2 1.29 52.5

% Percent Reco very RSD (N=25) (c) 93.4 99.6 95.1 100 .8 100 .6 101 .6 99.2 100 .4 88.0 102 .0 82.7 95.8 101 .3 99.3 99.2 91.2 97.4 94.2 97.1 102 .2 80.0 89.1 91.7 99.3 95.0 96.0 98.2 101 .3 74.1 99.3 98.0 76.6

4.95 9.43 1.14 1.54 0.68 1.42 0.76 0.87 5.38 0.68 7.81 0.98 0.84 0.89 1.24 2.01 1.25 1.73 5.93 1.06 19.46 7.23 16.39 0.66 1.31 1.06 0.71 0.81 11.34 0.72 0.86 18.19

(a) Bo ld values are qualitative only, because of po or rec overy. (b) Values are certified by Inorganic Ventures INC. at 3x and 10x the approximate instrumental LOD. (c) Values reported were obtained with a Spectro Analytical Instruments EOP ICP; performance m ay vary with instrument and should be independently verified.

NIOSH Manual of Analytical Methods (NMAM), Fourth Edition