{"product_id":"atnar-nitrate-reductase-reagents-kit-for-discrete-analyzers","title":"AtNaR Nitrate Reductase Reagents Kit for Discrete Analyzers","description":"\u003ch2\u003eEPA-Compliant, Cadmium-Free Nitrate Reagent Kit for Discrete Analyzers\u003c\/h2\u003e\n\u003cp\u003eAtNaR Nitrate Reductase Reagent Packs were developed by NECi in conjunction with the \u003cstrong\u003eUnited States Geological Survey (USGS)\u003c\/strong\u003e to replace toxic cadmium used in automated colorimetric nitrate determination methods. The enzymatic nitrate reduction approach aligns with procedures referenced by the \u003cstrong\u003eU.S. Environmental Protection Agency (EPA)\u003c\/strong\u003e under \u003ca title=\"EPA 40 CFR Part 136\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/MUR_2017-PUBLISHED_FED_REGISTER.pdf\"\u003e\u003cstrong\u003e40 CFR Part 136\u003c\/strong\u003e\u003c\/a\u003e for nitrate determination in wastewater and environmental water samples. This method is also included in the California \u003cstrong\u003eEnvironmental Laboratory Accreditation Program (ELAP)\u003c\/strong\u003e Field of Accreditation (FOA) tables, enabling laboratories to pursue accreditation using this cadmium-free method.\u003c\/p\u003e\n\u003cp\u003eThis non-toxic, environmentally benign alternative provides reliable nitrate reduction using water-soluble reagents optimized for discrete analyzers.\u003c\/p\u003e\n\u003ch2\u003eProduct Format\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAtNaR Nitrate Reductase Reagent Pack for Discrete Analyzers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAnimal origin free\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003eThermoFisher Gallery discrete analyzers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMay be compatible with other discrete analyzers with similar specifications\u003c\/li\u003e\n\u003cli\u003eThis kit contains only enzyme and co-factor. You will also need \u003ca href=\"\/products\/assay-buffer\" title=\"Assay Buffer\"\u003eassay buffer\u003c\/a\u003e and \u003ca href=\"\/products\/Griess-reagents\" title=\"Griess Reagents\"\u003eGriess reagents\u003c\/a\u003e to run the assay. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReaction Principle\u003c\/h2\u003e\n\u003cp\u003eAtNaR catalyzes the reduction of \u003cstrong\u003enitrate (NO₃⁻) to nitrite (NO₂⁻)\u003c\/strong\u003e using \u003cstrong\u003eNADH as the electron donor\u003c\/strong\u003e.\u003cbr\u003eThe generated nitrite can then be reacted with Griess reagents and quantified using standard colorimetric detection methods.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Non-Toxic:\u003c\/strong\u003e Eliminates hazardous cadmium from your laboratory workflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmentally Friendly:\u003c\/strong\u003e All reagents are water-soluble and environmentally benign\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional Stability:\u003c\/strong\u003e Up to 6 months shelf life at room temperature, highly stable in working solution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Performance:\u003c\/strong\u003e Highest specific activity AtNaR on the market with high specificity to reduce false positives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e Effective for analysis run between 20 – 45°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSalt Tolerant:\u003c\/strong\u003e Suited for 3%+ NaCl environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective:\u003c\/strong\u003e Stable working solutions minimize waste and reagent consumption\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e Recombinant enzyme manufactured in \u003cem\u003ePichia pastoris\u003c\/em\u003e under strict QA\/QC procedures for lot-to-lot consistency and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAS Number:\u003c\/strong\u003e 9013-03-0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Form:\u003c\/strong\u003e Freeze-dried protein glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Activity:\u003c\/strong\u003e 5-15 units\/mg enzyme protein\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpected Purity Range:\u003c\/strong\u003e Greater than 95%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range in Assay:\u003c\/strong\u003e 15-45°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing:\u003c\/strong\u003e Recombinantly manufactured in \u003cem\u003ePichia pastoris\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eIdeal for laboratories performing nitrate analysis in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrinking water quality testing and regulatory compliance\u003c\/li\u003e\n\u003cli\u003eEnvironmental monitoring and surface water analysis\u003c\/li\u003e\n\u003cli\u003eWastewater treatment facility testing\u003c\/li\u003e\n\u003cli\u003eGroundwater contamination assessment\u003c\/li\u003e\n\u003cli\u003eAgricultural runoff monitoring\u003c\/li\u003e\n\u003cli\u003eResearch and development laboratories\u003c\/li\u003e\n\u003cli\u003eGovernment and regulatory testing facilities\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAnalyzer Compatibility\u003c\/h2\u003e\n\u003cp\u003eThese kits are designed for \u003cstrong\u003eThermoFisher Gallery discrete analyzers\u003c\/strong\u003e and may be compatible with other discrete analyzers with similar specifications. Please inquire about reagent packs with detailed instructions for other discrete analyzers, continuous and segmented flow analyzers, and other automated laboratory instruments.\u003c\/p\u003e\n\u003ch2\u003eKit Contents\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eStandard DA Kit for 75 assays:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1.0 unit AtNaR (freeze-dried)\u003c\/li\u003e\n\u003cli\u003e2.0 mg NADH (solid form)\u003c\/li\u003e\n\u003cli\u003e1 vial enzyme diluent\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Capacity DA Kit for 300+ assays:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3.0 units AtNaR (freeze-dried)\u003c\/li\u003e\n\u003cli\u003e2.0 mg NADH (solid form)\u003c\/li\u003e\n\u003cli\u003e1 vial enzyme diluent\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eStorage Conditions \u0026amp; Shelf Life Information*\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e*Shelf life guaranteed if stored as directed below\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #000; padding: 8px;\"\u003e\u003cbr\u003e\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 8px;\"\u003e-80°C\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 8px;\"\u003e-20°C\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 8px;\"\u003e4°C\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 8px;\"\u003eRT: 20°C – 25°C\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #000; padding: 8px;\"\u003eAbove 40°C\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e\u003cstrong\u003eFreeze-Dried\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e3+ Years\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e2+ Years\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e1+ Year\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e6 months\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003eUp to 1 week\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e\u003cstrong\u003eIn Solution*\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e1+ Year\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003e6+ months\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003eUp to 1 week\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003eNot recommended\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000; padding: 8px;\"\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e* Enzyme provided with enzyme diluent working solution, contains 25% glycerol\u003c\/p\u003e\n\u003ch2\u003eCompatible Products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"Assay Buffer (100 mL)\" href=\"products\/assay-buffer-100-ml\" target=\"_blank\"\u003eAssay Buffer (100 mL)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" title=\"NADH for Nitrate Reductase Assays\" href=\"products\/nadh-for-nitrate-reductase-assays\" target=\"_blank\"\u003eNADH for Nitrate Reductase Assays\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOrdering Information\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/contact\" title=\"Contact Us\" rel=\"noopener\" target=\"_blank\"\u003eContact us\u003c\/a\u003e to inquire about bulk quantity discounts or wholesale orders, or to request a quote for international orders.\u003c\/p\u003e\n\u003cp\u003ePlease inquire about reagent packs with detailed instructions for other discrete analyzers, continuous and segmented flow analyzers, and other automated laboratory instruments.\u003c\/p\u003e\n\u003ch2\u003eResources \u0026amp; Downloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"AtNaR Nitrate Reductase Reagents Kit for Discrete Analyzers - instructions\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/NRPk-DA-1At_instructions.pdf\" target=\"_blank\"\u003eNitrate Reductase Reagent Pack for Tabletop Discrete Analyzers\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"AtNaR Nitrate Reductase Reagents Kit for High Capacity Discrete Analyzers - instructions\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/NRPk-HDA-3At_instructions.pdf\" target=\"_blank\"\u003eNitrate Reductase Reagent Pack for High Capacity Discrete Analyzers\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"SDS Nitrate Reductase Reagent Packs\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/SDS_Reagent_Packs.pdf\" target=\"_blank\"\u003eSDS for Reagent Packs\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Nitrate Reductase Enzyme Storage and Reconstitution\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/NaR_Storage_and_Reconstitution.pdf\" target=\"_blank\"\u003eNitrate Reductase Storage and Reconstitution\u003c\/a\u003e\u003c\/p\u003e","brand":"NECi","offers":[{"title":"High Capacity Kit for 300+ Assays","offer_id":53133033832812,"sku":"NRPk-HDA-3At","price":90.0,"currency_code":"USD","in_stock":true},{"title":"Standard DA Kit for 75 Assays","offer_id":53133033800044,"sku":"NRPk-DA-1At","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/NRPk-HDA-3At.jpg?v=1773174585","url":"https:\/\/nitrate.com\/products\/atnar-nitrate-reductase-reagents-kit-for-discrete-analyzers","provider":"NECi","version":"1.0","type":"link"}