ALS Product catalogues SOIL, SLUDGE and SEDIMENT | Page 24

SPECIFIC REQUIREMENTS
FOR SLUDGE
Local legislation, sample matrix or geographically specific
determinations can influence the type of analysis that may be required.
Please contact ALS for further information if the testing you require is
not listed here.
Sludge amount and sludge index
Parameter
LOQ
suspended matter 5 mg/l
sludge amount 0.1 ml/l
Minimum sample volume:
Parameter
sludge index
LOQ
20 ml/g
glass, 1000 ml
Sludge for use on agricultural land
Parameter
loss on ignition at 550 °C
LOQ
(unit)
0.1 % DW
Parameter
LOQ
(unit)
Cr - chromium 0.5 mg/kg DW
total nitrogen 50 mg/kg DW Cu - copper 0.5 mg/kg DW
amoniacal nitrogen (N-NH4) 0.4 mg/kg DW Hg - mercury 0.3 mg/kg DW
nitrate nitrogen 4 mg/kg DW Ni - nickel 0.5 mg/kg DW
Ca – calcium 5 mg/kg DW Pb - lead 5 mg/kg DW
Mg – magnesium 5 mg/kg DW Zn - zinc 0.5 mg/kg DW
K – potassium 5 mg/kg DW AOX P- phosphorus 5 mg/kg DW PCB – sum of congeners 0.12 mg/kg DW
pH 1 mg/kg DW thermotolerant coliform
bacteria -
5 mg/kg DW enterococci -
Salmonella sp. -
As – arsenic
Cd - cadmium
Minimum sample amount:
Method:
24
0.4 mg/kg DW
30 mg/kg DW
glass, 400 g + sterile glass, 500 g
ICP-OES, AAS-AMA, GC-ECD, spectrometry, coulometry
Product catalogue Soil/sludge/sediment
RIGHT SOLUTIONS • RIGHT PARTNER