Vacuum manifolds support simultaneous filtration of three or six test samples. Use Millipore glass, plastic or stainless steel filter holders fitted with standard No. 8 perforated stoppers over holder outlets. Manifolds connect to single vacuum source and use separate control valves at each station for independent operation.
Dispensing pressure vessels hold liquid for filtration through Millipore pressure-operated filter holders, if connected to an external pressure source. Vessels meet ASME-UM Code requirements. Closures are secured by cam-lock handle. Vessels are autoclavable when vented. Accessory code-complying relief valve, pressure gauge and hose connectors are available. Accessory closure adapts vessels for vacuum use.