Influence of impurities especially lead
✍
A. Era; Z. Takehara; S. Yoshizawa
📂
Article
📅
1968
🏛
Elsevier Science
🌐
English
⚖ 868 KB
It has been a general belief that manganese dioxide for dry cell use should be as pure as possible and particularly free from heavy metal impurities, especially lead. This paper examines the effect of lead contained in manganese dioxide upon the self-discharge of dry cell. Electrolytic manganese di