{"product_id":"apera-gs4-grostar-ph-ec-ppm-combo-pen-tester-ph-0-0-to-14-0-ec-0-to-10-0-ip67","title":"Apera GS4 | GroStar pH\/EC\/ppm Combo Pen Tester | pH 0.0 to 14.0, EC 0 to 10.0, IP67","description":"\u003cp\u003eThe GS4 is a GroStar combo pen tester measuring pH, EC and ppm with temperature, using a double-junction pH probe and a titanium alloy EC sensor. It measures 0.0 to 14.0 pH and 0 to 10.0 EC.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003epH 0.0 to 14.0 (±0.1 pH) and EC 0 to 10.0 (±0.1 EC)\u003c\/li\u003e\n\u003cli\u003eppm 0 to 7000 ppm (700 ppm scale) and 0 to 5000 ppm (500 ppm scale)\u003c\/li\u003e\n\u003cli\u003epH: automatic 1 to 3 point calibration (7\/4\/10); EC: automatic 1 point (2.77 EC)\u003c\/li\u003e\n\u003cli\u003eLabSen double-junction pH probe with blue gel electrolyte; titanium alloy EC sensor\u003c\/li\u003e\n\u003cli\u003eIP67 waterproof; 4 x AAA alkaline batteries\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apera Instruments","offers":[{"title":"Default Title","offer_id":68779686002801,"sku":"GS4","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/gs4.png?v=1794421783","url":"https:\/\/www.generaltechshop.sa\/products\/apera-gs4-grostar-ph-ec-ppm-combo-pen-tester-ph-0-0-to-14-0-ec-0-to-10-0-ip67","provider":"General Tech Services LLC","version":"1.0","type":"link"}