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Radiochemistry Unit - Collection Kits

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Requirements for Safe Drinking Water Act (SDWA) Samples

TEST(S)

Volume/ Container

Preservative/ Shipping Temp.

Holding time (i.e. collection* to receipt by lab)

Special Precautions

Alpha/Beta in Water

1 gal (4 liters)/ Plastic

HNO3 (pH < 2)/ Ambient

Preserved: 6 months Unpreserved: 5 days

None

Radium-226 & Radium-228 in Water

1 gal (4 liters)/ Plastic

HNO3 (pH < 2)/ Ambient

Preserved: 6 months Unpreserved: 5 days

None

Alpha/Beta & Radium-226 & Radium-228 in Water

1 gal (4 liters)/ Plastic

HNO3 (pH < 2)/ Ambient

Preserved: 6 months Unpreserved: 5 days

None

Alpha/Beta & Radium-226 & Radium-228 & Uranium in Water

1 gal (4 liters)/ Plastic

HNO3 (pH < 2)/ Ambient

Preserved: 6 months Unpreserved: 5 days

None

Radon in Water

40 mL VOC/ Glass vial (septum cap)

NONE

4 DAYS

No air bubbles in Container

Strontium in Water

1 gal (4 Liters)/ Plastic

HNO3 (pH < 2)/ Ambient

Preserved: 6 months Unpreserved: 5 days

None

Tritium in Water

100 mL/glass

NONE/Ambient

6 months

None