Hanna Free Chlorine Checker® Chlorine Testing Feature Specification Manufacturer Penn-Plax® Model

Feature Specification Manufacturer Penn-Plax® Model B11 Product Type Automatic Battery Back-Up Air Pump Power Source 2 × D-cell batteries (not included) AC Connection Detects power outages only (does not power or charge the pump) Automatic Operation Yes Manual Operation Yes Maximum Aquarium Size Up to 55 gallons (208 L) Operating Time Up to 48 hours (depending on battery quality) Air Outlet Single Dimensions Approximately 6 × 3

and industrial environments

Reduces dissolved organic compounds (DOCs)

MPN: M50215B

Product Code: OD2R

Hanna Free Chlorine Checker® Chlorine Testing Feature Specification Manufacturer Penn-Plax® ModelProduct Code: HI701 The HI701 Checker HC (Handheld Colorimeter) is a simple, accurate and cost effective way to measure free chlorine. Free chlorine is the active form of chlorine used for disinfection of drinking water, swimming pools and spas, and vegetable rinse water. Free chlorine in water is also harmful to a reverse osmosis membrane and needs to be monitored for removal from source water prior to being used. Designed as a more accurate