{"product_id":"bluelab-ph-4-0-calibration-solution-single-pack","title":"Bluelab pH 4.0 Calibration Solution, 18 mL Single-Use Sachet","description":"\u003ch2\u003eBluelab pH 4.0 Calibration Solution\u003c\/h2\u003e\u003cp\u003eKeep a pH 4.0 calibration solution handy without carrying a larger bottle. This single-use sachet is easy to tear open when it is time to calibrate or store your probe.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne 18 mL (0.6 fl oz) sachet\u003c\/li\u003e\n\u003cli\u003eQuick tear-open packaging for on-the-go use\u003c\/li\u003e\n\u003cli\u003eCalibration and probe storage solution\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSlip the sachet into your testing kit so it is ready when you need it.\u003c\/p\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":44388113121367,"sku":"PH418","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1555\/0581\/files\/WhatsAppImage2026-04-03at3.46.17PM_de46a933-b2cc-451c-9db3-a19ecea40eb3.jpg?v=1790868555","url":"https:\/\/getultimatenow.com\/products\/bluelab-ph-4-0-calibration-solution-single-pack","provider":"Get Ultimate Now ","version":"1.0","type":"link"}