Dear list members, Does anyone know of alternative (i.e. cheaper than ThermoFinnigan) suppliers (preferably UK or Europe) for the following Kiel III carbonate device: 1 - tubing (described as "hose" in my service manual) for acid from acid container to lines 1 and 2 2 - teflon seal that sits under the disc attached at the top of the capillary and the housing of lines 1 and 2 3 - the teflon tube around the contact pin for the drop counter Any help would be welcome. Thank you in advance and best wishes to all, Giancarlo Giancarlo Bianchi Palaeoceanography Research Group Cardiff School of Earth, Ocean & Planetary Sciences Cardiff University PO BOX 914 Cardiff CF10 3YE U.K. Tel.: +44 (0)29 2087 6470 Fax.: +44 (0)29 2087 4326