Tender For supply of drinking water chlorination and testing at ina residential colony - supply and dozing of liquid chlorine for 1st year 2025 to 26 , supply and dozing of liquid chlorine for 2nd year 2026 to 27 , cmc of dozing system for 1st year 2025 to 26 , cmc of dozing system for 2nd year 2026 to 27 , supply of dosing system , testing of drinking water