{"product_id":"hanna-free-chlorine-checker-hi701-open-box","title":"Hanna Free Chlorine Checker - HI701 - OPEN BOX","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eHanna Free Chlorine Checker - HI701\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eOPEN BOX - STORE DEMO\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eONLY ONE REAGENT INCLUDED \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe Hanna Free Chlorine Checker HI701 is a compact handheld colorimeter for measuring free chlorine from 0.00 to 2.50 ppm. It provides a direct digital result and is useful for checking source water, treated water, drinking water, pools, spas, and other applications where free chlorine needs to be monitored accurately.\u003c\/p\u003e\n\u003ch3\u003eHI701 Free Chlorine Digital Testing\u003c\/h3\u003e\n\u003cp\u003eFree chlorine is the active disinfecting form of chlorine in water. For aquarium use, testing source water can help confirm chlorine removal before water is used in aquariums or before water reaches sensitive filtration equipment such as RO membranes. The HI701 helps reduce the uncertainty of colour matching by displaying the result directly in ppm.\u003c\/p\u003e\n\u003ch3\u003eFree Chlorine Checker Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasures free chlorine from 0.00 to 2.50 ppm.\u003c\/li\u003e\n\u003cli\u003eDigital result eliminates the need to match colours by eye.\u003c\/li\u003e\n\u003cli\u003e0.01 ppm resolution supports precise low-level chlorine checks.\u003c\/li\u003e\n\u003cli\u003eUses the DPD method adapted from USEPA method 330.5.\u003c\/li\u003e\n\u003cli\u003eCompact handheld checker is easy to store with aquarium or water-treatment supplies.\u003c\/li\u003e\n\u003cli\u003eSimple one-button operation is suitable for routine spot checks.\u003c\/li\u003e\n\u003cli\u003eAuto shut-off after two minutes of non-use helps conserve battery life.\u003c\/li\u003e\n\u003cli\u003eWorks with Hanna HI701-25 replacement reagents.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHanna HI701 Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: HI701\u003c\/li\u003e\n\u003cli\u003eProduct type: free chlorine handheld colorimeter checker\u003c\/li\u003e\n\u003cli\u003eRange: 0.00 to 2.50 ppm free chlorine\u003c\/li\u003e\n\u003cli\u003eResolution: 0.01 ppm\u003c\/li\u003e\n\u003cli\u003eAccuracy at 25°C \/ 77°F: ±0.03 ppm ±3% of reading\u003c\/li\u003e\n\u003cli\u003eLight source: LED at 525 nm\u003c\/li\u003e\n\u003cli\u003eLight detector: silicon photocell\u003c\/li\u003e\n\u003cli\u003eMethod: adaptation of USEPA method 330.5 DPD method\u003c\/li\u003e\n\u003cli\u003eBattery type: 1 x 1.5V AAA battery\u003c\/li\u003e\n\u003cli\u003eAuto shut-off: after two minutes of non-use\u003c\/li\u003e\n\u003cli\u003eOperating environment: 0 to 50°C \/ 32 to 122°F with maximum 95% RH non-condensing\u003c\/li\u003e\n\u003cli\u003eDimensions: 86.0 x 61.0 x 37.5 mm \/ 3.4 x 2.4 x 1.5 in\u003c\/li\u003e\n\u003cli\u003eWeight: 64 g \/ 2.3 oz\u003c\/li\u003e\n\u003cli\u003eReplacement reagent set: HI701-25\u003c\/li\u003e\n\u003cli\u003eCalibration check set: HI701-11\u003c\/li\u003e\n\u003cli\u003eWarranty: 1 year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSource Water Testing Notes\u003c\/h3\u003e\n\u003cp\u003eFree chlorine should not be present in water being added directly to aquariums unless it has been properly treated for the livestock and filtration system. Use the HI701 to verify chlorine levels in suitable water samples and follow water conditioner or filtration-system instructions when preparing aquarium water.\u003c\/p\u003e\n\u003ch3\u003eUsing the Hanna Free Chlorine Checker\u003c\/h3\u003e\n\u003cp\u003eZero the checker with the water sample, add the HI701 reagent packet as directed, mix until dissolved, and read the prepared sample. Keep cuvettes clean and replace reagents with Hanna HI701-25 when the starter supply is finished.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHI701 Free Chlorine Checker HC\u003c\/li\u003e\n\u003cli\u003e2 sample cuvettes with caps\u003c\/li\u003e\n\u003cli\u003eFree chlorine reagent starter kit for \u003cspan style=\"color: rgb(232, 17, 17);\"\u003eONE \u003c\/span\u003etest\u003c\/li\u003e\n\u003cli\u003e1.5V AAA battery\u003c\/li\u003e\n\u003cli\u003eInstructions\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eALL SALES FINAL ON CLEARANCE ITEMS NO RETURNS, REFUNDS OR EXCHANGES.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h4\u003e\n\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":44116430291034,"sku":"HN-CHI701-OP","price":53.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/1636\/7450\/files\/hanna_free_chlorine_checker_hi701-1.jpg?v=1770658937","url":"https:\/\/jlaquatics.com\/products\/hanna-free-chlorine-checker-hi701-open-box","provider":"J\u0026L Aquatics Ltd.","version":"1.0","type":"link"}