The elution yield of rhenium-188 is 75-85 %, and it remains stable throughout the shelf-life of the generator.
- The 188W/188Re generator must be eluted with sterile 0,9 % saline solution only.
- The maximum time for the 188W/188Re generator to be left uneluted is three (3) weeks.
Typical 188W/188Re generator elution profile
|Column material||Aluminium oxide (Al2O3) packed in quartz glass column|
|Eluent||Sterile 0.9% saline solution|
|Chemical form||Sodium perrhenate (Na188ReO4)|
|Appearance||Clear and colorless solution|
|Elution volume||5-14 ml (with small volumes not completed elution)|
|Radiochemical purity||>98% Re(VII)|
|Tungsten breakthrough||188W <0.01% in relation to 188Re at calibration time|
|Total gamma impurities||<0.01% in relation to 188Re at calibration time|
|Specific activity||Product is carrier free|
|Generator size (nominal 188W activity)||3.7-150 GBq|
|Generator dimensions Diameter||145 mm, height 210 mm|
|Generator weight||16 kg|
|Interface Standard||Stainless steel needles for elution with evacuated vials. On request: Tubings with Luer-Lock connectors (inlet female, outlet male)|