{"product_id":"portable-oxygen-dissolved-oxygen-meter","title":"Portable Oxygen Dissolved Oxygen Meter","description":"\u003cp\u003eDissolved oxygen is a commonly measured parameter in aquaculture, wastewater treatment, environmental studies, and wine analysis. The hand-held unit is a rugged, portable dissolved oxygen (DO) meter designed to provide high accuracy measurements whether in the field or in the lab.\u003c\/p\u003e\n\u003cp\u003eThe meter features automatic calibration performed at one or two points in saturated air and\/or zero oxygen solution. All readings are automatically compensated for temperature variations and can be frozen on the display upon stability using the auto-end feature. Salinity and altitude compensation are user adjustable based on the environmental conditions that are present.\u003c\/p\u003e\n\u003cp\u003eThe meter features a Battery Error Prevention System (BEPS) that detects when the batteries become too weak to ensure reliable measurements. The portable DO meter is supplied complete and ready to use.\u003c\/p\u003e","brand":"Aquatic Equipment \u0026 Design Inc.","offers":[{"title":"HI9146: Portable Oxygen Meter: 4 meter cable","offer_id":56203021451430,"sku":null,"price":825.0,"currency_code":"USD","in_stock":true},{"title":"HI76407\/F: Replacement Polarographic DO Probe with Protective Sleeve; 4 meter cable","offer_id":56203021484198,"sku":null,"price":300.0,"currency_code":"USD","in_stock":true},{"title":"HI76407A\/P: Spare DO Screw Cap Membranes","offer_id":56203021516966,"sku":null,"price":105.0,"currency_code":"USD","in_stock":true},{"title":"HI7041S: Polarographic DO Electrolyte Solution (30 mL)","offer_id":56203021549734,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true},{"title":"HI7040L: Zero Oxygen Solution Set (500 mL)","offer_id":56203021582502,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/6344\/0294\/files\/HannaDOMeter.png?v=1771363075","url":"https:\/\/gridfreesupply.com\/products\/portable-oxygen-dissolved-oxygen-meter","provider":"Grid Free Supply","version":"1.0","type":"link"}