Environmental Methods

 

1. Soil, Rock and Slag Extraction Methods

(i) Extraction according to USEPA 3050 {Hydrogen Peroxide)
Method code L
Digestion Cost          $30.00 sample

(ii) Extraction according to USEPA 200.7 {dilute Aqua Regia}
Method Code K
Digestion Cost          $12.00 sample

(iiia) TCLP Extraction according to USEPA 1311
Method Code TC
Digestion Cost          $36.00 sample

(iiib) ASLP Extraction according to AS 4439.3-1997
Method Code ASLP
Digestion Cost          $36.00 sample

(iv) Water extract
Method Code W
Digestion Cost         $7.50 sample

Elements by OES

first element $10.00
subsequent elements $2.00 each

Elements by MS

first element $15.00
subsequent elements $2.00 each

Hg by cold vapour AAS $15.00

pH, EC $7.50 each


2. Acid Mine Drainage Testing

(i) Saturation extract
Method Code PASTE
Digestion Cost $12.00 sample

(ii) Calcium Chloride extract {method 4B1*}
Method code CACL
Digestion Cost $15.00 sample

(iii) Acid Neutralisation Capacity (ANC) $36.00 sample

(iv) Nett Acid Generation (NAG) (includes cost of final pH only) $45.00 sample
other pH and EC measurements $7.50 each

Elements by OES

first element $10.00
subsequent elements $2.00 each

Elements by MS

first element $15.00
subsequent elements $2.00 each

Hg by cold vapour AAS $15.00

pH, EC $7.50 each

Determinations using CS Analyser


Specific for determination of total carbon, total sulfur, and some species. [N.B. some elemental sulfur may be lost during the analysis.]

Total carbon (0.01%) Total sulphur (0.005%)
                                                    first element $12.00
                                                    second element $7.00

Total carbon (>40%C)                    $24.00 sample
Total sulfur (>30%S)                       $24.00 sample
Organic plus elemental carbon(0.01%) $30.00 sample

TIC total inorganic carbon (0.01%)   $30.00 sample
(TIC = carbonate carbon from carbonates of Na,K.Ca and Mg)

Sulphur speciation S-SO4

HCl digest
Method code SO
Digestion cost       $8.50
Element by OES     $10.00

Sodium carbonate extract for soluble sulphate
Method code Na2CO3
Digestion cost        $12.00
Element by GRAV   $30.00
Element by OES      $10.00