HDR Chamber

Model/Serial: 33004-286 (purchased: 2009)

Description: Well type chamber for use with Unidos or Unidos^webline.

Calibration for ¹⁹²Ir (VariSource)

Date	Apparent Activity N_AA [Ci A^-1]	Air Kerma Rate N_KDL [Gy m² h^-1 A^-1]	U [%]	Laboratory
30.11.2009	2.477E+08	10.08E+05	3.0	PTW

Notes:

U = k u_c is the expanded uncertainty with the coverage factor k = 2.
The calibration is valid for a 4.7Fr VariSource plastic tipped standard catheter and the PTW adapter T33004.1.012.

Date	Event
30.11.2009	S/N 286: initial calibration by PTW.