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.
Bradleyâs cat was the largest taken in North America for the three-year period from 2007 to 2009 and the second largest ever measured in Idaho, according to Boone and Crockett, which certifies the largest big game animals. Bradleyâs cat is No. 10 in the clubâs all-time records.