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We possess a wide variety of top quality pH meters from Koehler Instrument to satisfy all of your pH testing demands. Our pH meters are brand new and come with the manufacturer's orginal warranty. We carry multi-parameter pH meters which could have capacity for a number of measurements. We additionally offer portable pH meters made for field testing. Whether you are a higher education level teacher educating your students the essentials of pH testing, a field technician taking measurements of water samples, or perhaps a bench researcher doing routine high throughput evaluation; you will discover a pH meter for your usage. Please make contact with us and one of our laboratory product pros have the opportunity to guide you. You can contact us by telephone, e mail, or live chat. We would like to be sure that you pick the appropriate Koehler Instrument pH meters for your purpose so please don't hesitate to make contact with us. Shipping is free of charge on most orders over $29.95 and products normally ship inside of 1-2 business days. In addition to credit card payment we also accept purchase orders and may offer Net 30 terms. Contact us today for assistance in selecting your pH meter!