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AQA 24-01 metals, nutrients and exchangeable bases in soil

March 2024
Sample Analytes Approximate Conc. Range (mg/kg)** Price*


25 g

Dried sediment
acid extractable

As 1-50


Any single sample $580

Any extra participation sample




Any single sample $790

Any extra participation sample $265



Be 1-50
Cd 0.5-25
Cr 5-500
Cu 2-100
Hg 0.2-5
Mn 50-1000
Mo 25-500
Ni 5-500
Pb 2-200
Sb 25-750
Se 2-50
Sn 10-200
V 20-500
Zn 10-300


50 g

Moist soil
acid extractable

Ag 5-150
As 1-50
Al 500-15000
B 5-150
Ba 5-150
Bi 0.5-10
Co 5-150
Cs 1-20
La 5-150
Li 5-150
Mn 50-1000
Rb 5-50
Se 2-50
Sn 10-250
Tl 0.5-10
U 5-150 
Zn 50-1000
Moisture Content (%) 5-30%


75 g
 Agricultural soil

Ba, Ca, Fe, K, Mg, Na, P, S, Sr
(acid extractable)
P (total) NA
Exchangeable bases (Ca2+, Mg2+, Na+, K+) -
1M NH4Cl extract1
Calcium chloride-extractable B2 NA
Colwell K, Colwell P NA
P buffer index (with Colwell P)-PBI+ColP3 NA
Total Carbon, Total Organic Carbon NA
Total Nitrogen NA
pH of 1:5 soil/0.01M CaCl2, EC NA

*Shipping costs are included; GST not included.

** As these samples are real samples, the values given are indicative, based on the range of materials used in previous rounds. These ranges will be readjusted in the dispatch letter. 1 Method 15A1. Results to be reported in units of (cmol(+)/kg);  2Method 12C, 3Method 9I2 as defined by Rayment, G.E. and David, J. L in “Soil Chemical Methods-Australia”. 

NA - not available

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