{"product_id":"aquasol-digital-apcodr2-cod-vial-refill-set-0-1500-mg-l-ppm-100-tests-medium-range-cod-reagent-refill-pack","title":"AQUASOL DIGITAL APCODR2 COD Vial Refill Set | 0–1500 mg\/L (PPM) | 100 Tests | Medium Range COD Reagent Refill Pack","description":"\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eShort Description\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eAQUASOL DIGITAL APCODR2 is a \u003cstrong\u003e100-test COD vial reagent refill pack\u003c\/strong\u003e for medium-range Chemical Oxygen Demand analysis from \u003cstrong\u003e0 to 1500 mg\/L (ppm as O₂)\u003c\/strong\u003e. It is designed for use with standard \u003cstrong\u003e16 mm COD vials\u003c\/strong\u003e and uses a closed micro-reflux digestion method for convenient laboratory and on-site COD testing. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e AQUASOL DIGITAL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Code:\u003c\/strong\u003e APCODR2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParameter:\u003c\/strong\u003e Chemical Oxygen Demand (COD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOD Range:\u003c\/strong\u003e \u003cstrong\u003e0–1500 mg\/L (ppm as O₂)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Size:\u003c\/strong\u003e \u003cstrong\u003e100 Test Refill Set\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVial Compatibility:\u003c\/strong\u003e Standard \u003cstrong\u003e16 mm COD vials\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e Closed micro-reflux COD digestion\u003c\/li\u003e\n\u003cli\u003eDesigned for convenient COD testing\u003c\/li\u003e\n\u003cli\u003eSuitable for laboratory and on-site applications\u003c\/li\u003e\n\u003cli\u003eCompatible with COD analyzers\/meters using standard COD vial formats\u003c\/li\u003e\n\u003cli\u003eRefill format helps reduce the cost compared with replacing complete ready-to-use vial packs\u003c\/li\u003e\n\u003cli\u003eManufacturer documentation references \u003cstrong\u003eISO 15705:2002\u003c\/strong\u003e and Indian Standard \u003cstrong\u003eIS 3025 (Part 58):2006\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAQUASOL DIGITAL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ Code\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eAPCODR2\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCOD Vial Refill Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParameter\u003c\/td\u003e\n\u003ctd\u003eChemical Oxygen Demand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e0–1500 mg\/L (ppm) as O₂\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Tests\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e100 Tests\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVial Size\u003c\/td\u003e\n\u003ctd\u003eStandard 16 mm × 100 mm COD vial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethod\u003c\/td\u003e\n\u003ctd\u003eClosed micro-reflux digestion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection\u003c\/td\u003e\n\u003ctd\u003ePhotometric determination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e36 Months\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eWater \u0026amp; wastewater COD testing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe manufacturer's data sheet identifies the refill reagents as \u003cstrong\u003eCODC2, CODS1 and CODM1\u003c\/strong\u003e, with a 1 mL plastic syringe, comparator tube, spoon and procedure label listed as accessories. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eReagent Composition \/ Refill Components\u003c\/h3\u003e\n\u003cp\u003eThe APCODR2 refill set is documented as containing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eCODC2 reagent – 1 bottle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCODS1 reagent – 3 bottles\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCODM1 reagent – 1 bottle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1 mL plastic syringe\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eComparator tube with mark\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSpoon\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eProcedure label\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe manufacturer SDS states that the refill packaging contains \u003cstrong\u003esix 100 mL plastic bottles of reagent\u003c\/strong\u003e together with a plastic syringe, packed for protection. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eCOD Testing Principle\u003c\/h3\u003e\n\u003cp\u003eThe sample is oxidized using a hot sulfuric-acid solution containing potassium dichromate, with silver sulfate acting as a catalyst. Chloride interference is masked using mercury sulfate. The remaining dichromate is determined photometrically and the result is expressed as \u003cstrong\u003eCOD in mg\/L O₂\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eSuitable for COD analysis in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrinking water\u003c\/li\u003e\n\u003cli\u003eMineral water\u003c\/li\u003e\n\u003cli\u003eWell water\u003c\/li\u003e\n\u003cli\u003eSwimming pool water\u003c\/li\u003e\n\u003cli\u003eSurface water\u003c\/li\u003e\n\u003cli\u003eGroundwater\u003c\/li\u003e\n\u003cli\u003eAquaculture water\u003c\/li\u003e\n\u003cli\u003eBoiler water\u003c\/li\u003e\n\u003cli\u003eProcess water\u003c\/li\u003e\n\u003cli\u003eIndustrial wastewater\u003c\/li\u003e\n\u003cli\u003eEffluent water\u003c\/li\u003e\n\u003cli\u003eCooling systems\u003c\/li\u003e\n\u003cli\u003eChiller water\u003c\/li\u003e\n\u003cli\u003eEnvironmental monitoring\u003c\/li\u003e\n\u003cli\u003eWater-treatment laboratories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese applications are listed in the manufacturer's APCODR2 product data sheet. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTypical Refill Preparation\u003c\/h3\u003e\n\u003cp\u003eFor preparing a standard 16 mm × 100 mm COD vial, the manufacturer's procedure specifies adding \u003cstrong\u003e0.25 mL CODC2\u003c\/strong\u003e, the specified quantity of \u003cstrong\u003eCODS1\u003c\/strong\u003e, and \u003cstrong\u003ehalf a spoon of CODM1\u003c\/strong\u003e before closing and mixing the vial. The prepared vial is then used for COD testing. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor the actual COD test, the documented procedure uses a blank and sample vial, followed by digestion at \u003cstrong\u003e150°C for 2 hours\u003c\/strong\u003e, cooling and measurement with a COD meter\/analyzer. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eImportant Interferences\u003c\/h3\u003e\n\u003cp\u003ePotential interfering substances identified by the manufacturer include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStraight-chain aliphatic compounds\u003c\/li\u003e\n\u003cli\u003eAromatic hydrocarbons\u003c\/li\u003e\n\u003cli\u003eFatty acids\u003c\/li\u003e\n\u003cli\u003eChlorides\u003c\/li\u003e\n\u003cli\u003eNitrites\u003c\/li\u003e\n\u003cli\u003eIron\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eStorage\u003c\/h3\u003e\n\u003cp\u003eStore the reagents \u003cstrong\u003eclosed at ambient temperature\u003c\/strong\u003e and follow the storage conditions and expiry information stated on the product packaging. The manufacturer's data sheet specifies a \u003cstrong\u003e36-month shelf life\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1 × AQUASOL DIGITAL APCODR2 COD Vial Refill Set — 100 Tests\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRefill components include CODC2, CODS1 and CODM1 reagents plus the specified syringe and accessories. \u003cstrong\u003eCOD vials are not the same as a ready-to-use 25-vial APCODV2 pack; APCODR2 is the reagent refill set.\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWater Testing Laboratories | Environmental Laboratories | ETP\/STP Plants | Industrial Wastewater Testing | Research Laboratories | Food \u0026amp; Beverage Industries | Aquaculture | Process Water Monitoring | Municipal Water Testing\u003c\/strong\u003e\u003c\/p\u003e","brand":"AQUASOL DIGITAL","offers":[{"title":"Default Title","offer_id":47548489760941,"sku":"APCODR2","price":3780.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/7666\/9357\/files\/rn-image_picker_lib_temp_e663ff9e-5a68-405c-b44b-dd126b9deb99.jpg?v=1789033335","url":"https:\/\/rinstruments.com\/products\/aquasol-digital-apcodr2-cod-vial-refill-set-0-1500-mg-l-ppm-100-tests-medium-range-cod-reagent-refill-pack","provider":"Rinstruments","version":"1.0","type":"link"}