防水电离室
SRT-103 Farmer-Type Ionization Chamber (TNC)
The chamber is designed for High-precision dosimetry in Radiation therapy
Specifications(规格)
Volume(体积) 0.02cm3
Response(响应) 2∙10-8C/Gy
Leakage(漏电流) ±4∙10-15A
Polarizing voltage Maximum(极化电压) 300V
Cable length(电缆长度) 20m
Wall material Graphite(C), thickness(室壁厚度) 0.4 mm
Protect cap material(保护帽材料) PMMA(C5H8O2),
Wall density(壁密度) 1.7 gm/cm3(C)
Electrode Aluminum(收集极), 1.0mm Ø, 22 mm long
Nominal useful range(使用范围) 30kV to 50 MeV
Range of temperature(温度范围) 10° to 40 °C
Range of relative humidity(相对湿度范围) 10% to 80%