QUADRASORB evo

Gas sorption analyzer designed for flexibility, accuracy, and speed

QUADRASORB evo is a high-performance surface area and pore size analyzer with four 100 % independent analysis stations. It is designed to meet the throughput needs of any R&D or QA laboratory wanting reliable and accurate BET surface area and detailed pore size results. Essentially four units in one, with an optional micropore or krypton version, QUADRASORB evo is the most cost-effective and flexible solution for busy labs.

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Technical Specifications

Specifications
Pressure transducers 6 1000 torr transducers (optionally one 1 torr transducer on Kr/MP models)
Transducer accuracy 1000 torr: 0.11 % full scale
1 torr: 0.15 % reading
Pressure resolution 0.016 torr (1000 torr range)
0.000016 torr (1 torr range)
Ultimate vacuum 5 x 10⁻³ mbar achieved by dedicated 2-stage direct-drive rotary pump (not included)
1 x 10⁻⁹ torr achieved by turbo-molecular vacuum pump (included in Kr/MP models)
Adsorbates Nitrogen and any other non-corrosive gas with appropriate coolant
Surface area range 0.01 m²/g to no known upper limit (nitrogen)
0.0005 m²/g to no known upper limit (krypton), (Kr/MP model only)
Pore volume Detectable limit <0.0001 cc/g
Pore size range 3.5 Å to >4000 Å (0.35 nm to >400 nm)
Number of independent Dewar (coolant) baths 4
Coolant level Automatically maintained at a level around the sample cell to minimize cold zone volume
Number of degassing stations Zero (required purchase of separate degassing unit)
Physical environmental properties
Dimensions (W x D x H) 63.7 cm x 53.3 cm x 73.6 cm
(25.25 in x 21.0 in x 29.0 in)
Weight 57.5 kg (127 lbs)*
Electrical 100 VAC to 240 VAC, 50/60 Hz
Environmental 10 °C to 38 °C operating range at 90 % maximum relative humidity

*Standard (non-MP/Kr) version