ALS Product catalogues SOIL, SLUDGE and SEDIMENT | Page 9
Metals (group 2)
Parameter
LOQ
(mg/kg DW)
LOQ
(mg/kg DW)
Parameter
Al 1 K
Bi 1 B 1 Ca Mg
LOQ
(mg/kg DW)
Parameter
5 Te 1
Se 2 Ti 0.2
Si 50 Zr 5
50 Na 15 5 S 30
Minimum sample amount:
Method:
plastic, 50 g
ICP-OES
Metals (group 3)
Parameter
LOQ
(mg/kg DW)
LOQ
(mg/kg DW)
Parameter
LOQ
(mg/kg DW)
Parameter
Ge 5 Nb 1 Rb 1
Au 1 Os 5 Ta 1
Hf 5 Pb 1 W 1
Ir 5 Pt 1 U 1
La 1 Rh 1
Minimum sample amount:
Method:
plastic, 50 g
ICP-OES
Total chromium, Cr (III) and Cr (VI)
LOQ
(mg/kg DW)
Parameter
Cr (III) - calculation 0.5
Cr (VI) - IC 0.06
LOQ
(mg/kg DW)
Parameter
Cr
0.5
Dry matter at 105°C
Minimum sample amount:
Method:
plastic, 50 g
ICP-OES, ion chromatography
Hexavalent chromium - Cr (VI)
LOQ
(mg/kg DW)
Parameter
chromium (VI)
0.06
Minimum sample amount:
Method:
plastic, 50 g
ion chromatography
Mercury
LOQ
(mg/kg DW) Sample amount
mercury
total digestion 0.01 plastic, 50 g
mercury - low limit
total digestion 0.001 plastic, 50 g
Parameter
Minimum sample amount:
Method:
plastic, 50 g
atomic fluorescence spectrometry
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