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.
Largest cat ever recorded is the magnificent leisure cat Hercules who also holds the record Guinness Book of World Records for largest cat, Hercules from London weighs 900 pounds (408kg) and is 6 feet tall and 12 feet long. This amazing creature is born from tiger mother and lion father.