Free Chlorine Chemkey® Reagents bring Chemkey colorimetric testing to the SL1000 and SL250 Portable Parallel Analyzers, replacing manual reagent handling with a single self-contained cartridge. Insert the Chemkey and the instrument reads back the result — no zeroing, mixing, shaking, or vial handling required.

• Range: 0.04-4.00 mg/L Cl₂
• For use with SL1000 and SL250 Portable Parallel Analyzers (PPA)
• USEPA accepted for reporting in drinking water analysis under Hach Method 10260
• Box of 25 (also available in box of 300)
• All chemicals and process steps are fully contained inside the Chemkey — no separate reagents to measure or dispose of
• Applications: groundwater, municipal water, surface water

Brand: HACH
Product Number: 9429000