808 Vacuum Chamber

• For quick and convenient measurement of environmental samples with charged-particle detectors.
• Superior design and construction.
• Accommodates extra large samples.
• Easily adjustable and repeatable sample-detector geometry.
• Low-background sample holders.
• Compatible with any ORTEC charged-particle detector equipped with a Microdot® connector.
• Front-opening hinged door.
• Three-way, high-quality, “Pump,” “Hold,” and “Vent” vacuum valve.
• Compatible with the ORTEC ALPHA-PPS-115 (or -230) Portable Pumping Station.

The ORTEC Model 808 Vacuum Chamber provides a quick and convenient way to measure the alpha and beta activity of environmental samples. It accommodates a wide range of sizes of samples and detectors. The chamber can accept sample trays measuring up to 10.8 x 14 cm (4.25 x 5.5 in.), with nominal sample size 10 cm (4 in.) in diameter.