The copper rod is UL listed, with High quality and Competitive price 1. ... .3.The factory lab is equipped with advanced analytical instruments, e.g. atomic absorption spectrophotometer, UV-Vis spectrophotometer, conductivity meter, COD ... undertook any of the necessary tests. Specifications of copper bonded ground rod: ModelDiameter NorminalActual DiamterLength(feet)Length(mm)Copper (MIL)Wt/PcANC ...