|
Determinand |
Detection Limit (mgkg-1 dry weight) |
Analytical Technique/Notes Note all fractions of a sample should be analysed |
|
General | ||
|
PH Value |
- |
- |
|
Total Sulphate |
<2000 |
|
|
Sulphide |
<10 |
|
|
Elemental Sulphur |
<100 |
|
|
Monohydric Phenols |
<2 |
|
|
Cyanides |
||
|
Total Cyanide |
<5 |
Further cyanide analysis may be necessary if levels exceed 20 mgkg-1. |
|
Free Cyanide |
See notes |
|
|
Complex Cyanide |
See notes |
|
|
Thiocyanate |
See notes |
|
|
Organics | ||
|
PAH Screen by HPLC |
Total hydrocarbons <100 See notes |
Initial screen, if hydrocarbon contamination present further analysis would be necessary for individual PAHs. |
|
PCBs – ICES 7 Congeners |
<0.02 |
If PCB contamination identified further analysis for individual congeners may be necessary. |
|
Heavy Metals | ||
|
Arsenic (total) |
<7 |
|
|
Cadmium (total) |
<0.4 |
|
|
Chromium (total) |
<40 |
|
|
Lead (total) |
<30 |
|
|
Mercury (total) |
<0.1 |
|
|
Selenium (total) |
<1 |
|
|
Copper (total) |
<18 |
|
|
Nickel (total) |
<20 |
|
|
Zinc (total) |
<124 |
|
|
Available Lead |
<200 |
|
|
Available Nickel |
<20 |
|
|
Available Copper |
<100 |
|
|
Available Zinc |
<250 |
|
|
Zinc Equivalent |
<250 |
|
|
Trace Metals/metalloids Total parameters should be analysed unless stated | ||
|
Barium |
<500 |
|
|
Available Boron |
<2 |
|
|
Magnesium |
<500 |
|
|
Manganese |
<500 |
|
|
Beryllium |
<5 |
|
|
Vanadium |
<100 |
|
|
Organo-metallic Compounds | ||
|
Tri-butyl Tin & Di-butyl Tin |
<0.1 |
|
|
Physical Properties |
||
|
PSD (particle size) |
Gravel, sand, silt fractions |
|