When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay. RARE NEW Old Stock X-Rite Beckman amp Preamplifier W WM Course 0 pH meter 7460 This product data sheet is originally written in English. RARE NEW Old Stock X-Rite Beckman amp Preamplifier for models W WM Course 0 pH meter 7460 + This is awesome. Good deal this is OEM very hard to find. original packing, but you should be able to clean it off, which is why iI am selling for cheap FREE SHIP RARE NEW Old Stock X-Rite Beckman amp Preamplifier for models W WM Course 0 pH meter 7460 + This is awesome. Good deal this is OEM very hard to find. original packing, but you should be able to clean it off, which is why iI am selling for cheap FREE SHIP Brand electromatic Model w/ instructions MPN OK-16