{"product_id":"hanna-alkalinity-calibration-set-772-alkalinity-checker","title":"Hanna Alkalinity Calibration Set 772-11 (772 Alkalinity Checker)","description":"\u003cp\u003eHI-772-11 is a high-quality set of calibration standards that allows users to validate the Marine Alkalinity Checker® HC - HI-772. The HI-772-11 includes one sealed cuvette for 0.0 dKH and one cuvette that is tinted to an equivalent 5.0 +\/-0.3 dKH sample @ 25°C. The calibration check set is produced using reagent grade chemicals in a temperature controlled environment.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":57054749294923,"sku":"HANNA-CALIBRATION-772-11","price":29.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/7065\/4027\/files\/772-11.jpg?v=1776425578","url":"https:\/\/krakencorals.co.uk\/products\/hanna-alkalinity-calibration-set-772-alkalinity-checker","provider":"Kraken Corals","version":"1.0","type":"link"}