Prolab Scientific ::...

25mm diameter by 6mm thick plastic discs. These nominal activity sources are supplied individually or as a set.
Disc sources are identified as alpha, beta, or gamma as shown in the adjacent example. Uncalibrated sources contain ±20% of the stated activity and are routinely compared to calibrated
reference standards.

Individually:

Ref # Nuclide Activity Half-life Each
Cs-137-S Cesium 137 (b, g) 1 mCi 10.5y $ 174.00
Co-57-S Cobalt 57 (EC, g) 1 mCi 271 d $ 174.00
Co-60-S Cobalt 60 (b, g) 1 mCi 5.27 y $ 174.00
Po-210-S Polonium 210 (a) 0.1 mCi 138 d $ 174.00
Sr-90-S Strontium 90 (b) 0.1 mCi 28.6 y $ 174.00
TI-204-S Thallium 204 (Ec, b) 1 mCi 3.78 y $ 174.00

Set of 3: Alpha, Beta and Gamma
Contains:
Po-210-S Polonium 210 (a) 0.1 mCi 138 d
Sr-90-S Strontium 90 (b) 0.1 mCi 28.6 y
Co-60-S Cobalt 60 (b, g) 1 mCi 5.27 y

30%

Date of update	29-05-2008
Mfr. Code	RSS-3
Manufacturer	Spectrum Techniques

Description

SKU

Price

Order

type: Nuclide: Cesium 137 (b, g)

Cs-137-S

$ 169.00

type: Nuclide: Cobalt 57 (EC, g)

Co-57-S

$ 169.00

type: Nuclide: Cobalt 60 (b, g)

Co-60-S

$ 169.00

type: Nuclide: Polonium 210 (a)

Po-210-S

$ 169.00

type: Nuclide: Strontium 90 (b)

Sr-90-S

$ 169.00

type: Nuclide: Thallium 204 (Ec, b)

TI-204-S

$ 169.00

type: Set of 3: Alpha, Beta and Gamma

C-6740-003

$ 243.00

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