Hamer suggested that the electrolysis of an aqueous solution containing lead nitrate and concentrated nitric acid, maintained at 93oC with use of a platinum gauze anode, produced the most consistent potential values.

• 哈默认为,在93°C,使用铂网作阳极,电解含有PbNO3和浓硝酸的水溶液能产生最稳定的电动势。