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.
For sale is a vintage amber/orange crackle glass milk pitcher made by Pilgrim between 1949 and 1969. Small Amber Crackle Glass Jug by Pilgrim Handblown Glass. This cute little jug style bud vase, measure 3 3/4 tall, with the top opening 7/8 wide, bottom diameter is 2. It is in very good condition.