{"product_id":"ynar-nitrate-reductase","title":"YNaR Nitrate Reductase (Enzyme Only)","description":"\u003ch2\u003eHigh-Activity Yeast Nitrate Reductase for Cooler Temperature Lab Testing\u003c\/h2\u003e\n\u003cp\u003eYNaR Nitrate Reductase (Yeast) is a high-performance enzyme optimized for nitrate analysis in cooler temperature ranges (2-30°C). With the highest specific activity YNaR on the market, this affinity-purified enzyme delivers reliable, accurate results for laboratories performing nitrate testing in environmental, agricultural, and water quality applications.\u003c\/p\u003e\n\u003cp\u003eThis cost-effective alternative to AtNaR provides excellent performance for samples without high salt content or significant organic\/humic acid interference.\u003c\/p\u003e\n\u003ch2\u003eProduct Format\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eYNaR Nitrate Reductase (Enzyme Only)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied \u003cstrong\u003efreeze-dried protein glass\u003c\/strong\u003e with enzyme diluent bulb\u003c\/li\u003e\n\u003cli\u003eAnimal origin free\u003c\/li\u003e\n\u003cli\u003eCustom unit sizes available upon request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReaction Principle\u003c\/h2\u003e\n\u003cp\u003eYNaR 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 quantified using standard colorimetric detection methods.\u003c\/p\u003e\n\u003cp\u003eOne unit will reduce 1.0 μmole of nitrate to nitrite per minute in an NADH system at pH 7 ± 0.5 at 30°C.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Cooler Temperatures:\u003c\/strong\u003e Effective for analysis run between 2 – 30°C, ideal for laboratories with cooler operating conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective Solution:\u003c\/strong\u003e More economical than AtNaR while maintaining high performance for suitable applications\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 YNaR on the market with high specificity to reduce false positives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e Affinity-purified enzyme manufactured under strict QA\/QC procedures for lot-to-lot consistency and reliability\u003c\/li\u003e\n\u003cli\u003eSmall sample size in relation to total assay volume\u003c\/li\u003e\n\u003cli\u003eLittle sample preparation required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Considerations:\u003c\/strong\u003e YNaR is partially inhibited by NaCl (salt), organic acids, and humic substances. For samples with high salt content (3%+ NaCl) or significant organic\/humic acid presence, we recommend using \u003ca href=\"\/products\/atnar-nitrate-reductase\" title=\"AtNaR Nitrate Reductase\"\u003eAtNaR Nitrate Reductase\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eYNaR, a yeast-expressed nitrate reductase, is designed for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOn-site testing kits\u003c\/li\u003e\n\u003cli\u003eAgricultural soil and runoff testing\u003c\/li\u003e\n\u003cli\u003eEducational laboratories\u003c\/li\u003e\n\u003cli\u003eNon-regulatory applications\u003c\/li\u003e\n\u003cli\u003eLow temperature measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYNaR is robust and economical, but not approved for Clean Water Act or Safe Drinking Water Act reporting. It remains an excellent option for non-regulatory, field-based, or instructional nitrate testing as well as many other applications.\u003c\/p\u003e\n\u003cp\u003ePlease refer to the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/YNaR_Specification_Sheet.pdf\" title=\"YNaR Specification Sheet\" rel=\"noopener\" target=\"_blank\"\u003eYNaR Specification Sheet\u003c\/a\u003e for more detailed information regarding YNaR.\u003c\/p\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\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\u003ch2\u003eResources \u0026amp; Downloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/YNaR_Specification_Sheet.pdf\" title=\"YNaR Specification Sheet\" rel=\"noopener\" target=\"_blank\"\u003eYNaR Specification Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/SDS_AtNaR_YNaR.pdf\" title=\"SDS Nitrate Reductase Enzymes - AtNaR and YNaR\" rel=\"noopener\" target=\"_blank\"\u003eSDS for AtNaR + YNaR\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/NaR_Storage_and_Reconstitution.pdf\" title=\"Nitrate Reductase Enzyme Storage and Reconstitution\" rel=\"noopener\" target=\"_blank\"\u003eNitrate Reductase Storage and Reconstitution\u003c\/a\u003e\u003c\/p\u003e","brand":"NECi","offers":[{"title":"1 Unit","offer_id":53133011714412,"sku":"YNaR-1U","price":21.0,"currency_code":"USD","in_stock":true},{"title":"2 Units","offer_id":53133011747180,"sku":"YNaR-2U","price":40.0,"currency_code":"USD","in_stock":true},{"title":"3 Units","offer_id":53133011779948,"sku":"YNaR-3U","price":60.0,"currency_code":"USD","in_stock":true},{"title":"5 Units","offer_id":53133011812716,"sku":"YNaR-5U","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/5830\/7948\/files\/YNaR.jpg?v=1773173001","url":"https:\/\/nitrate.com\/products\/ynar-nitrate-reductase","provider":"NECi","version":"1.0","type":"link"}