{"product_id":"bluelab-ph-4-0-calibration-solution","title":"Bluelab pH 4.0 Calibration Solution","description":"\u003cp style=\"color: #646162; font-family: Helvetica, Arial, sans-serif; font-size: 15.12px; line-height: 21.168px;\"\u003eCalibration and conductivity standard solutions... a must in every grower's toolbox.\u003c\/p\u003e\n\u003cp style=\"color: #646162; font-family: Helvetica, Arial, sans-serif; font-size: 15.12px; line-height: 21.168px;\"\u003eThe Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity\/Temperature probe.\u003c\/p\u003e\n\u003cp style=\"color: #646162; font-family: Helvetica, Arial, sans-serif; font-size: 15.12px; line-height: 21.168px;\"\u003eBluelab solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your Bluelab products last longer and maintain accuracy.\u003c\/p\u003e\n\u003cp style=\"color: #646162; font-family: Helvetica, Arial, sans-serif; font-size: 15.12px; line-height: 21.168px;\"\u003eBluelab's EC\/CF equipment does not need calibrating as they are all factory calibrated here at Bluelab. The CF27.7 (EC2.77) solution is used as a reference or checking solution to ensure you have adequately cleaned the EC\/CF probe.\u003c\/p\u003e\n\u003cp style=\"color: #646162; font-family: Helvetica, Arial, sans-serif; font-size: 15.12px; line-height: 21.168px;\"\u003eContamination between solutions can easily occur, which will affect the validity of the calibration. Bluelab recommend that the solutions are de-cantered into a smaller vessel and the contents discarded when the calibration process has been completed.\u003c\/p\u003e","brand":"Bluelab","offers":[{"title":"18ml","offer_id":31851156078638,"sku":"9421024920340","price":2.49,"currency_code":"USD","in_stock":true},{"title":"250ml","offer_id":30577133124,"sku":"HGC732897","price":17.49,"currency_code":"USD","in_stock":true},{"title":"500ml","offer_id":31851156045870,"sku":"HGC732898","price":29.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1531\/8737\/products\/c66a043d9277f9cb389a0f76f54e10ddf26d9280.jpg?v=1475893802","url":"https:\/\/www.hilogrowshop.com\/products\/bluelab-ph-4-0-calibration-solution","provider":"Hilo Grow Shop","version":"1.0","type":"link"}