EAS 121: Water for lead acid batteries — Specification
Table 1 — Requirements for water for lead acid batteries SL. No Characteristics Requirement Method of test. (ref to Clause No. Annex B. 1 Manganese (as Mn), mg/kg, max. 0.1 B.2 2 Sulfate residue on ignition, mg/kg, max. 10 B.3 3 Chloride content (as CI), mg/kg 10 B.4 potassium periodate and dilute to 1 000 mL with water.