{"product_id":"lovibond-cod-vario-lr-tube-test-3-150-mg-l-o-25-vials-cod-reagent-test-kit-cat-no-2420720","title":"Lovibond COD VARIO LR Tube Test 3–150 mg\/L O₂ | 25 Vials | COD Reagent Test Kit | Cat. No. 2420720","description":"\u003ch1\u003e\u003cspan\u003eLOVIBOND COD VARIO LR 3–150 mg\/L O₂ – 25 VIALS\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lovibond\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eProduct:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e COD VARIO LR Tube Test\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eParameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Chemical Oxygen Demand (COD)\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMeasuring Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3–150 mg\/L O₂\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eRange:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Low Range (LR)\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePack Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 25 Vials \/ 25 Tests\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCatalogue No.:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2420720\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eTube Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 16 mm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eReagent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pre-dosed COD digestion reagent\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMethod:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dichromate method\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Water \u0026amp; Wastewater Analysis\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLovibond COD VARIO LR Tube Test 3–150 mg\/L O₂, Cat. No. 2420720\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a ready-to-use tube test for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ephotometric determination of Chemical Oxygen Demand (COD)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e in water and wastewater samples.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe low-range test is designed for samples where COD concentrations fall within the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3–150 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e range. The product is supplied as a set of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 pre-dosed reaction vials\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing 25 individual tests. Lovibond lists the product as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e16 mm VARIO COD tube test\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe VARIO tube format is designed for use with compatible Lovibond photometers and COD digestion systems. The 16 mm tube format is also documented as chemically and dimensionally suitable for compatible Hach instruments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eLow-range COD testing: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3–150 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e25 tests per pack\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReady-to-use pre-dosed reagent vials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e16 mm tube format\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for photometric COD determination\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for routine water and wastewater testing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with suitable Lovibond COD photometers and reactors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConvenient sealed-vial testing format\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for laboratory and wastewater process-control applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvailable as standard and separate mercury-free versions\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLovibond\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCOD VARIO Tube Test\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eParameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChemical Oxygen Demand (COD)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRange\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLow Range (LR)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMeasuring Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3–150 mg\/L O₂\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePack Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25 Vials\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNumber of Tests\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTube Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTest Method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDichromate\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eReagent Format\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePre-dosed reaction vial\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCatalogue \/ Order No.\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2420720\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWater \u0026amp; Wastewater Testing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLovibond's product literature lists the standard \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eVARIO COD 0–150 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e tube test as Cat. No. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2420720\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 25 pieces; operating documentation specifies the LR range as 0–150 mg\/L on the photometer method, while the catalogue\/product description may state the analytical range as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3–150 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. For your product title, the manufacturer's stated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3–150 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designation can be retained.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTest Principle\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe COD test uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edichromate digestion method\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The water sample is added to the prepared reaction vial, followed by controlled digestion in a COD reactor. After digestion and cooling, the vial is measured photometrically.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLovibond describes COD VARIO testing as photometric detection of COD after the sample has been added to the tube test and heated in a reactor.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTypical Test Procedure\u003c\/span\u003e\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eSelect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCOD VARIO LR 3–150 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e vial.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd the specified sample volume to the reaction vial.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrepare the blank using TOC-free\/deionised water as required by the applicable procedure.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClose the vial securely.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCarefully invert the vial several times to mix.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigest the vial in a suitable COD reactor.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllow the vial to cool according to the test procedure.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMix carefully if required while cooling.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInsert the cooled vial into a compatible photometer using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e16 mm vial adapter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePerform the zero\/measurement procedure and record the COD result.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLovibond operating instructions specify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2 mL sample for LR\/MR tests\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and digestion at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150°C for 120 minutes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, followed by cooling before photometric measurement. Always follow the instructions supplied with the specific Lovibond instrument and reagent batch.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSuitable for COD measurement in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMunicipal wastewater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTreated wastewater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial wastewater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEffluent monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnvironmental water analysis\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProcess-water monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWastewater treatment plants\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLaboratory water-quality testing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRoutine COD quality control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial process monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe COD VARIO LR test is intended for use with compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLovibond COD photometer systems and digestion reactors\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLovibond's COD VARIO systems use dedicated LR, MR and HR ranges, including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0–150 mg\/L O₂, 0–1500 mg\/L O₂ and 0–15000 mg\/L O₂\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 16 mm VARIO tube format is also documented as suitable for compatible Hach instruments; this should be treated as compatibility with the tube format\/test chemistry rather than an indication of affiliation between Lovibond and Hach.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003ePack Contents\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e1 × Lovibond COD VARIO LR Tube Test Set\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e25 × COD reaction vials\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCatalogue No.: 2420720\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Safety Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCOD VARIO vials contain chemical reagents and become hot during digestion and mixing. Use appropriate laboratory PPE, including suitable gloves and eye protection. Do not open or handle hot vials unnecessarily. Allow vials to cool before photometric measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDispose of used COD vials and chemical waste according to applicable laboratory, local and environmental regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Product Identification\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e2420720 = Standard Lovibond COD VARIO LR, 3–150 mg\/L O₂, 25 tests.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Lovibond","offers":[{"title":"Default Title","offer_id":47644163276973,"sku":"LOVIBOND 2420720","price":6900.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/7666\/9357\/files\/rn-image_picker_lib_temp_908eb49c-1ded-402a-a5d0-f5a42cda747c.jpg?v=1789889398","url":"https:\/\/rinstruments.com\/products\/lovibond-cod-vario-lr-tube-test-3-150-mg-l-o-25-vials-cod-reagent-test-kit-cat-no-2420720","provider":"Rinstruments","version":"1.0","type":"link"}