Multi sampler, All-layer-sampler, Uno sampler

Multi sampler with several closed chambers, for multi point sampling from several predetermined sampling depths. All-layer sampler, with open inner tube, no separate chambers, and large sampling volume. For all-layer samples through all the layers of the sample. Uno sampler with a closed sample chamber for point sampling from a predetermined sampling depth. https://www.buerkle.de/en/zone-samplers