{"product_id":"growth-technology-ec-calibration-solution-300ml","title":"Growth Technology EC Calibration Solution, 300ml","description":"\u003cp\u003eGrowth Technology \u003cstrong\u003eEC calibration solution\u003c\/strong\u003e is a liquid with a precise, known conductivity, so you can check that your EC meter is reading correctly and adjust it if it has drifted.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eIt is the quiet hero of hydroponic feeding. A correct EC reading means herbs and salad get the gentle feed they like, and tomatoes get a little more, without any guessing.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch2\u003eEC calibration solution for meters and pens\u003c\/h2\u003e\n\u003cp\u003eChoose 1.413mS\/cm, the most common calibration point and close to the gentle feed strengths herbs and salad enjoy, or 2.76mS\/cm for checking meters at stronger feed levels.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eEach comes in a 300ml bottle, enough for many calibrations if you pour out a little each time.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eWho needs EC calibration solution\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAnyone with an EC pen or 5-in-1 meter\u003c\/li\u003e\n\u003cli\u003eHydroponic gardeners feeding a countertop garden or DWC bucket\u003c\/li\u003e\n\u003cli\u003eTomato and chilli growers who feed by EC\u003c\/li\u003e\n\u003cli\u003eAnyone whose readings suddenly seem too high or low\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eHow to check your EC meter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePour a little into a clean cup.\u003c\/strong\u003e Keep the bottle pure by never dipping the meter straight in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRinse the probe.\u003c\/strong\u003e Use distilled water and shake it dry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDip and wait.\u003c\/strong\u003e Let the reading settle for a few seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjust to match.\u003c\/strong\u003e Set the meter to 1.413 or 2.76, depending on your bottle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscard the used solution.\u003c\/strong\u003e Fresh solution each time keeps it accurate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eEC calibration questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich EC calibration solution do I need?\u003c\/strong\u003e\u003cbr\u003e\n1.413mS\/cm (1,413µS\/cm) suits most home meters. Choose 2.76mS\/cm if you mainly feed at higher strengths or your meter asks for it.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I calibrate an EC meter?\u003c\/strong\u003e\u003cbr\u003e\nAbout once a month with regular use, and whenever readings look odd.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eIs EC calibration solution the same as pH buffer?\u003c\/strong\u003e\u003cbr\u003e\nNo. pH buffer checks acidity; EC solution checks conductivity. A 5-in-1 meter may need both.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I store it?\u003c\/strong\u003e\u003cbr\u003e\nKeep the cap tight, the bottle cool and out of sunlight.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eThe details\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eVariants\u003c\/th\u003e\n\u003ctd\u003e1.413mS\/cm, 300ml; 2.76mS\/cm, 300ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003eCalibrating and checking EC and TDS meters, pens and controllers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuitable for\u003c\/th\u003e\n\u003ctd\u003eHydroponics, coco and soil growers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eGrowth Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eSizes and measurements\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eVolume\u003c\/th\u003e\n\u003cth\u003eTypical use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1.413mS\/cm\u003c\/td\u003e\n\u003ctd\u003e300ml\u003c\/td\u003e\n\u003ctd\u003eMost home meters; gentle feed range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.76mS\/cm\u003c\/td\u003e\n\u003ctd\u003e300ml\u003c\/td\u003e\n\u003ctd\u003eChecking meters at stronger feed levels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cp\u003eOne 300ml bottle of your chosen standard.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eFeed with confidence, every single time.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Growth Technology","offers":[{"title":"1.413 mS\/cm, 300ml","offer_id":60146785386880,"sku":"GTECS1413300","price":4.0,"currency_code":"GBP","in_stock":true},{"title":"2.76 mS\/cm, 300ml","offer_id":60146785419648,"sku":"GTECS276300","price":4.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/6529\/3075\/files\/GrowthTechnologyECStandard01_1.png?v=1793884261","url":"https:\/\/theindoorgardencentre.co.uk\/products\/growth-technology-ec-calibration-solution-300ml","provider":"The Indoor Garden Centre","version":"1.0","type":"link"}