puhas tsink (üle 99,9 % Zn), mis on saadud maagist särdamise teel toodetud tsinkoksiidi lahustamise, lisandite väljasadestamise ja lõppoperatsioonina tsingi elektrolüütilise sadestamise teel alumiiniumkatoodil (vt tsink), zinc produced from its ores by roasting (to convert sulphide to oxide), solution of oxide in sulphuric acid, precipitation of impurities by adding zinc dust, and final electrolytic deposition of zink on aluminium cathodes; product has purity over 99.9 % (see: zinc)
