... battery, compared with the dry batteries made of natural discharged manganese dioxide, it has the features of greatly discharged capacity, great ... will increase 2-3 times; produced with EMD completely, alkaline manganese battery’s discharged capacity will increase 5-7times.Therefore,EMD ... ≤5 PPM Co≤5 PPM Undissolving hydrochloric acid≤0.01% Sulfate≤1.25% PH-value(Distilled water method to determine)5 ...