Health physics : Wide area reference sources

Beta sources (high activity type)

These higher activity disc sources are designed for the activity calibration and routine checking of beta measurement equipment. They are calibrated for activity. The emission is not calibrated.

Nuclide

 Nominal activity 

 Drawing 

 Active 
 dimensions 
(mm)

 Overall 
 dimensions 
(mm)

 Product Code 

Remark

Cl-36

37 kBq

VZ-0599

Ø16

Ø25 x 3

CIR1211

 

Cl-36

37 kBq

VZ-0605

Ø36

Ø50 x 4

CIR1311

 

Co-60

37 kBq

VZ-0605

Ø36

Ø50 x 4

CKR1311

 

Co-60

370 kBq

VZ-0605

Ø36

Ø50 x 4

CKR1321

 

Co-60

370 kBq

VZ-0599

Ø16

Ø25 x 3

CKR1221

 

Co-60

37 kBq

VZ-0599

Ø16

Ø25 x 3

CKR1211

 

Cs-137

370 kBq

VZ-0605

Ø36

Ø50 x 4

CDR1321

 

Cs-137

37 kBq

VZ-0599

Ø16

Ø25 x 3

CDR1211

 

Cs-137

370 kBq

VZ-0599

Ø16

Ø25 x 3

CDR1221

 

Cs-137

37 kBq

VZ-0605

Ø36

Ø50 x 4

CDR1311

 

Sr-90

37 kBq

VZ-0599

Ø16

Ø25 x 3

SIR1211

 

Sr-90

37 kBq

VZ-0605

Ø36

Ø50 x 4

SIR1311

 

Sr-90

370 kBq

VZ-0605

Ø36

Ø50 x 4

SIR1321

 

Tc-99

37 kBq

VZ-0605

Ø36

Ø50 x 4

TCR1311

 

Tc-99

37 kBq

VZ-0599

Ø16

Ø25 x 3

TCR1211

 

Tl-204

37 kBq

VZ-0605

Ø36

Ø50 x 4

TER1311

 

Tl-204

370 kBq

VZ-0599

Ø16

Ø25 x 3

SIR1221

 

Tl-204

370 kBq

VZ-0599

Ø16

Ø25 x 3

TER1221

 

Tl-204

37 kBq

VZ-0599

Ø16

Ø25 x 3

TER1211

 

Tl-204

370 kBq

VZ-0605

Ø36

Ø50 x 4

TER1321

 

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