{"product_id":"s4-quasar-heated-vacuum-chemiluminescence-nox-analyser","title":"S4 QUASAR – Heated Vacuum Chemiluminescence NOx Analyser","description":"\u003cp\u003eThe S4 QUASAR Heated vaccuum chemiluminescence gas analysers combine high levels of performance with flexibility and ease-of-use in the continuous measurement of NOx, Nitric Oxide, Nitrogen Dioxide or Ammonia.\u003c\/p\u003e","brand":"Signal Group","offers":[{"title":"Default Title","offer_id":42942734434370,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/1615\/0594\/files\/Screenshot2026-02-24at2.33.07PM.png?v=1771961619","url":"https:\/\/fieldtechinstruments.com\/products\/s4-quasar-heated-vacuum-chemiluminescence-nox-analyser","provider":"FieldTech Instruments","version":"1.0","type":"link"}