Standard buffer solutions for pH-meter calibration. pH-meters measure the voltage. developed between two electrodes. immersed in the sample and. compare that value to a calibration. derived from the same electrode. pair and known standards.
Collinsville, Illinois. Built in 1949 in this former catsup company town, the World's Largest Catsup Bottle celebrated its 65th anniversary in 2014. It's the water tower at the old Brooks Catsup Plant and headquarters.
Quick Answer. Tigers are the largest species of cat in the world, outranking both African and Asiatic lions. Among tiger subspecies, the Siberian tiger is the largest, reaching nearly 11 feet in length and weighing 660 pounds. Continue Reading.