Passive Sampling Techniques Episode 4 pot

... 1 04 0 .43 9 À18.2 0.99 783 HCB 63 8.2 0.007 À0.22 1.00 108 0. 045 À0.98 0.99 719 PCB 28 70 8.0 0.023 À0.83 0.99 321 0.3 04 À8.16 0.98 43 14 PCB 52 96 5.5 0.022 À1.33 0.98 231 0.3 34 À15.6 0.98 346 8 FLU ... 231 0.3 34 À15.6 0.98 346 8 FLU 16 17.7 0.001 À0. 04 0.98 70 0. 048 À1.99 0.96 3006 Sampler B1 Sampler B2 a-HCH 149 3.5 0.068 À1.02 0.97 45 4 0.077 0 .47 0.98 519 g-HCH 269 5.6 0....

Ngày tải lên: 12/08/2014, 16:21

... develop passive air sampling techniques for POPS? 35 2.3 What approaches can be used? . 38 2 .4 The choice of sampler designs: features, advantages and potential problems . . 40 2 .4. 1 Low-capacity sampling: ... polymer-coated glass . 42 2 .4. 2 Medium-capacity sampling devices: polyurethane foam disks 43 2 .4. 3 High-capacity sampling devices: semipermeable membrane device...

Ngày tải lên: 12/08/2014, 16:21

... 0.50 (6.9) 0.59 (22) 0 .47 (26) 0.32 (15) 0.32 (3.3) 0.72 (10) 0.62 (12) 0.89 (9.3) Diclofenac 95 (2.5) 0 .48 (20) 0 .41 (26) 2.0 (9.0) 0.82 (49 ) 1.8 ( 94) 2.9 (6 .4) 1.9 ( 24) 0.61 (5.1) Erythromycin ... o0.005 o0.005 o0.005 Propranolol 95 (2.2) 0.36 (3.8) 0 .41 (20) 0.68 (36) 0.62 ( 14) 0. 74 (2.0) 1.1 (7.1) 1.0 (2.5) 1.3 (7.3) Sulfamethoxazole 95 (4. 3) o0.015 o0.015 0.17 (13) 0.16 (61)...

Ngày tải lên: 12/08/2014, 16:21

... spot sampling methods that provide only an instantaneous estimate of the concen- tration of pollutants at the time and point of sampling. Amongst these alternative technologies are passive sampling ... appropriate for the Comprehensive Analytical Chemistry 48 R. Greenwood, G. Mills and B. Vrana (Editors) Volume 48 ISSN: 0166-526X DOI: 10.1016/S0166-526X(06 )48 009-0 r 2007 Elsevier...

Ngày tải lên: 12/08/2014, 16:21

... 9.76 Anthracene 8 30 149 4 9 0.0 94 7.03 Phenanthrene 62 30 3128 7 0.0 94 15 .4 Fluoranthene 13 30 3135 8 0.079 2.86 Pyrene 13 15 3302 8 0.076 2.16 Benzo[a]anthracene 2 76 1185 3 0.069 0.32 Chrysene 4 42 967 2 ... 0.10 Benzo[b]fluoranthene o5 45 0 1 0.071 0.15 Benzo[k]fluoranthene o5 244 3 0.068 0.06 Benzo[a]pyrene o5 45 5 4 0.067 0.09 Indeno[1,2,3-cd]pyrene o5 121 7 0.087 0.29 Dibenzo...

Ngày tải lên: 12/08/2014, 16:21

... required sampling times 0.1 (mgL À1 ) 330 d e 1 .4 a f 9 a 11 a 61 a 73 a 1(mgL À1 ) 33 d 53 d 341 d 1.1 a 6.1 a 7.3 a 10 (mgL À1 ) 3 d 5 d 34 d 41 d 2 24 d 267 d 100 (mgL À1 ) 0.3 d 0.5 d 3 .4 d 4. 1 ... d 100 (mgL À1 ) 0.3 d 0.5 d 3 .4 d 4. 1 d 22 .4 d 26.7 d a Calculations are based on Eqs. (12.3) and (12 .4) with T ¼ 101C, m ¼ 2, e ¼ 0.305, Dx ¼ 0.15 cm, A ¼ 8 .4 cm 2 . b Mini...

Ngày tải lên: 12/08/2014, 16:21

... Most complicated and expensive to operate. [13, 14, 31– 34] Techniques for quantitatively evaluating aquatic passive sampling devices 337 TABLE 14. 2 Examples of field applications of SPMDs for monitoring ... cellulose passive samplers [23 ,41 ]. Stratification of VOCs has also been observed in the screened inter- vals of monitoring wells by using multiple PDB samplers at a variety of s...

Ngày tải lên: 12/08/2014, 16:21

... 0.7 GF/F 14. 2 1000 30-mm diam., 45 - mm long 30 40 [39] Oceanic XAD-2 Not filtered o300 300 mm long., 22- mm diam. 150 40 0 [52] San Francisco Estuary XAD-2 1 140 0 250 g and 2  75 g 40 0 [41 ] Deep ... cm; XAD: 2.7 cm  20 cm 42 –1000 [35] Ohio River XAD-2 140 14 1600 2  75 g in parallel 1000 [53] B.S. Stephens and J.F. Mu¨ller 342 Milli-Q and seawater XAD-2 and C 18 Empore TM 0.7 GF...

Ngày tải lên: 12/08/2014, 16:21

Ngày tải lên: 12/08/2014, 16:21

... obtained from passive sampling devices. . . 40 1 18.3 Potential future approaches . . 40 3 Acknowledgments . . . 40 4 References . 40 4 Contents xxiii passive sampling on tube-type samplers, to ensure a complete ... 379 17.2 PETREX passive soil gas and sediment vapour sampling system . . . . . . 380 17.3 GORE TM modules for passive soil gas collection . . . 381 17 .4 Emflux...

Ngày tải lên: 28/03/2014, 18:20