Analyte

Method used

Sample Mass Required (g)

Limit of detection (At least)

Gross alpha/beta rapid screen

LSA

10

0.1 Bq/g

High Res. Gamma spectrometry

Gamma
Spectrometry

30

0.04 Bq/g

Plutonium-241

LSA

10

0.5 Bq/g

Strontium-90

LSA

10

0.05 Bq/g

Total Tritium by combustion

LSA

10

0.01 Bq/g

Iron-55 and nickel-63

LSA

10

0.1Bq/g

Technetium-99

LSA

10

0.1 Bq/g

Lead-210 via LEGe gamma

LSA

50

0.005 Bq/g

Polonium-210

LSA

10

0.01 Bq/kg

Uranium alpha

LSA

5

0.005 Bq/g

Tritium by distillation

LSA

150

1 Bq/l

Radon in water

LSA

10

0.1 Bq/litre

Radium-226 in water

LSA

100

0.01 Bq/litre

Radium-226 in solids

LSA

10

0.1 Bq/kg

Gross alpha beta in waters

Alpha beta LSA

100

0.05 Bq/litre