EMEP43 expected values
Metals in synthetic precipitation
|
| Unit
| H1
| H2
| H3
| H4
|
| Cr
| ng/ml
| 0.291
| 0.364
| 0.243
| 0.328
|
| Ni
| ng/ml
| 0.34
| 0.364
| 0.388
| 0.655
|
| Cu
| ng/ml
| 0.315
| 0.437
| 0.364
| 0.459
|
| Zn
| ng/ml
| 4.85
| 5.09
| 5.34
| 6.22
|
| As
| ng/ml
| 0.267
| 0.412
| 0.243
| 0.328
|
| Cd
| ng/ml
| 0.034
| 0.0243
| 0.0291
| 0.0328
|
| Pb
| ng/ml
| 1.21
| 1.07
| 1.12
| 1.51
|
Main components in synthetic precipitation
|
| Unit
| G1
| G2
| G3
| G4
|
| SO4
| ug S/ml
| 0.3197
| 0.3367
| 0.3434
| 0.3049
|
| NO3
| ug N/ml
| 0.194
| 0.313
| 0.255
| 0.334
|
| NH4
| ug N/ml
| 0.0855
| 0.086
| 0.112
| 0.147
|
| Mg
| ug/ml
| 0.108
| 0.113
| 0.1
| 0.0908
|
| Na
| ug/ml
| 0.891
| 0.966
| 1.4
| 1.37
|
| Cl
| ug/ml
| 1.2
| 1.12
| 1.93
| 1.81
|
| Ca
| ug/ml
| 0.134
| 0.139
| 0.124
| 0.112
|
| K
| ug/ml
| 0.109
| 0.227
| 0.143
| 0.187
|
| Cond
| uS/cm
| 10.13
| 11.24
| 14.32
| 14.04
|
| pH
| pH units
| 5.36 (*)
| 5.32 (*)
| 5.15 (*)
| 5.23 (*)
|
SO2 and HNO3 in impregnated filters
|
| Unit
| B1
| B2
| B3
| B4
| B5
| B6
|
| SO2
| ug S/filter
| 0
| 14
| 15.2
| 0
| 19.2
| 21.2
|
| HNO3
| ug N/filter
| 0
| 11.5
| 12.4
| 0
| 15.7
| 17.3
|
NO2 in absorbing solution
|
| Unit
| C1
| C2
| C3
| C4
|
| NO2
| ug N/ml
| 0.107
| 0.115
| 0.147
| 0.187
|
NH3-N in impregnated filters
|
| Unit
| J1
| J2
| J3
| J4
| J5
| J6
|
| NH3
| ug N/filter
| 3.91
| 4.71
| 0
| 9.12
| 6.32
| 0
|
(*) The original expected value has been replaced with the median value of all reported values.
Last updated: January 2026 by Anne Hjellbrekke