Accredited Dosimetry Calibration Laboratory

Phone: (713) 792-3233  

Fax: (713) 563-2620

 

To receive the full information packet which includes the Current Charges, Calibration Services Available, and a Request for Dosimeter Calibration Form, choose one of the following:

Adobe PDF File    Microsoft Word

 

Schedule of Charges for Calibration Services

 

Effective August 1st, 2006

 

To schedule, please call or fax.

 

Ion Chambers (Per Chamber)

Prices

 

 

Absorbed dose to water (TG-51)…………………………………….......

     $700

 

Exposure/air kerma (TG-21)………………………………………

       700

 

Both absorbed dose to water and exposure/air kerma …………

    1,000

1st X-ray point (if not calibrated at cobalt)...…………………………….

       700

 

Discounted 1st X-ray point (if also calibrated at either cobalt point)

       500

 

Additional X-ray points……………………………………………..

       300

 

 

 

Electrometer (Per Electrometer)

 

First Range* (see table below)…………………………………………...

       140

 

Additional ranges……………………………………………………

         50

 

 

 

 

Shipping and Handling (Next Day Air)

 

 

Large Box   .............................………………………………….……

           Electrometer

           Electrometer and ion chamber

           Brachytherapy chamber

         60

 

Small box  ......…………………………………………………………

           External beam chamber

           Radioactive seed

         30

 

 

 

 

Minor Repairs (prices valid with calibration only)

 

 

Thimble or battery replacement ………….………………………......

   50 + cost

 

Other Repairs………………………….……………………………....

 $100 min

    + parts

 

* Electrometer ranges are defined as a unique set of switch settings,excluding a switch that only affects display precision. Auto ranging electrometers are calibrated according to the ranges
defined below.

 

Energies and Ranges available at the M.D. Anderson ADCL

 

 


 

 


 

Ion Chambers

 

 

Cobalt 60

 

 

        Absorbed Dose to Water (TG-51)

 

 

        Exposure/Air Kerma (TG-21)

 

 

Medium Energy X-rays (Orthovoltage)

 

 

        M1  - 75 kVp   (2.09 mm Al)

 

 

        M2  - 100 kVp (4.14 mm Al)

 

 

        M3 – 125 kVp (6.01 mm Al)

 

 

        M4 – 250 kVp (17.9 mm Al)

 

 
 

Electrometer

Charge Scales

Current Scales

Ranges:

Ranges:

0.1 nC – 10 nC

5pA – 500 pA (LDR)

1nC – 200 nC

1 nA – 100 nA (HDR)

10 nC – 500 nC

Custom ranges are

Available on request

       

If range is not specified on an autoranging electrometer the default range (bolded above) will be used


 

 

 


 

BRACHYTHERAPY

 

Schedule of Charges for Calibration Services

 

 

Effective August 1, 2006

 

Well Chambers (Per Chamber)

Prices

 

 

High Dose Rate (192Ir) ...…………………….…….……..................

$575

Low Dose Rate (137Cs, 192Ir, 125I, 103Pd, 131Cs)  

       1st Point .…………………………………………......................

400

       Discounted 1st Point (if also calibrated at HDR)……..............

275

       Additional Low Dose Rate Points…………………..................

225

       Variation with Pressure*…………………………...................... 100
   

Brachytherapy Sources (Per Source)

 

Calibration (1st source)………………………………......................

$550

       additional sources (each).…………………...….……...............

450

 

*Note: Many well-type chambers do not follow the ideal gas law so the standard temperature/pressure correction is not adequate.

 

 

 

 
Click here for sources for which the ADCL has NIST calibration Standards