{"product_id":"ph-ec-conductivity-tds-ppm-multi-parameter-water-quality-tester","title":"PH EC Conductivity TDS Ppm Multi-Parameter Water Quality Tester","description":"\u003cp\u003eMeasure pH, conductivity, TDS, and dissolved oxygen simultaneously with this multi-parameter water quality meter. These measurements apply fundamental electrochemistry — ion activity, electrical conductance, and colligative properties — demonstrating how physical chemistry governs aqueous solutions. Essential for environmental physics, chemistry experiments, and water science education.\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":55124962279716,"sku":"GPP-CJ-20548094","price":268.99,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/shop.goldenphysics.org\/products\/ph-ec-conductivity-tds-ppm-multi-parameter-water-quality-tester","provider":"Golden Physics Project","version":"1.0","type":"link"}