{"product_id":"ultra-high-range-rna-ladder","title":"15K Ultra High Range RNA Ladder for Very Long RNA \u0026 saRNA – 6 to 15 kb","description":"\u003cdiv style=\"max-width:900px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#1f2937;line-height:1.7;\"\u003e\n\n  \u003c!-- HERO --\u003e\n  \u003cdiv style=\"padding:36px;background:linear-gradient(135deg,#f3f0ff,#faf9ff);border-radius:18px;margin-bottom:32px;\"\u003e\n\n    \u003cdiv style=\"font-size:12px;font-weight:700;color:#6941a5;letter-spacing:.08em;\"\u003e\n      VERY LONG RNA · saRNA · 15K RANGE\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"font-size:30px;line-height:1.3;margin:8px 0 12px;color:#111827;\"\u003e\n      Extend RNA Size Analysis Up to 15 kb\n    \u003c\/h2\u003e\n\n    \u003cp style=\"font-size:18px;margin:0;\"\u003e\n      An ultra-high-range RNA size standard with\n      \u003cstrong\u003e6, 9, 12 and 15 kb reference bands\u003c\/strong\u003e\n      for electrophoretic analysis of very long IVT RNA and\n      self-amplifying RNA (saRNA) constructs.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- QUICK SPECS --\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin:30px 0;\"\u003e\n\n    \u003cdiv style=\"padding:20px;background:#f8fafc;border-radius:14px;\"\u003e\n      \u003cdiv style=\"font-size:11px;color:#64748b;font-weight:700;\"\u003eRANGE\u003c\/div\u003e\n      \u003cstrong style=\"font-size:20px;\"\u003e6–15 kb\u003c\/strong\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding:20px;background:#f8fafc;border-radius:14px;\"\u003e\n      \u003cdiv style=\"font-size:11px;color:#64748b;font-weight:700;\"\u003eREFERENCE\u003c\/div\u003e\n      \u003cstrong style=\"font-size:20px;\"\u003e4 Bands\u003c\/strong\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding:20px;background:#f8fafc;border-radius:14px;\"\u003e\n      \u003cdiv style=\"font-size:11px;color:#64748b;font-weight:700;\"\u003ePACKAGE\u003c\/div\u003e\n      \u003cstrong style=\"font-size:20px;\"\u003e25 µL\u003c\/strong\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding:20px;background:#f8fafc;border-radius:14px;\"\u003e\n      \u003cdiv style=\"font-size:11px;color:#64748b;font-weight:700;\"\u003eUPPER RANGE\u003c\/div\u003e\n      \u003cstrong style=\"font-size:20px;\"\u003e15 kb\u003c\/strong\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- BANDS --\u003e\n  \u003ch2 style=\"margin-top:52px;font-size:27px;color:#111827;\"\u003e\n    Four High-Molecular-Weight RNA Reference Bands\n  \u003c\/h2\u003e\n\n  \u003cp\u003e\n    CR00042 focuses specifically on the upper RNA size range,\n    providing reference points for long RNA constructs that extend\n    beyond the range of conventional RNA markers.\n  \u003c\/p\u003e\n\n  \u003cdiv style=\"padding:30px;background:#21163f;color:white;border-radius:17px;text-align:center;margin:26px 0;\"\u003e\n\n    \u003cdiv style=\"font-size:11px;color:#ddd1ee;font-weight:700;letter-spacing:.08em;margin-bottom:8px;\"\u003e\n      RNA REFERENCE SIZES\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"font-size:30px;font-weight:700;letter-spacing:.03em;\"\u003e\n      6 · 9 · 12 · 15 kb\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- WHY 15K --\u003e\n  \u003ch2 style=\"margin-top:52px;font-size:27px;color:#111827;\"\u003e\n    When a 12K Ladder Is Not Enough\n  \u003c\/h2\u003e\n\n  \u003cp\u003e\n    Long IVT RNA and saRNA constructs can reach sizes where conventional\n    RNA ladders — and even high-range ladders ending at 12 kb — no longer\n    provide an upper reference band.\n  \u003c\/p\u003e\n\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin:28px 0;\"\u003e\n\n    \u003cdiv style=\"padding:25px;background:#f5f7ff;border:1px solid #cbd8ff;border-radius:15px;\"\u003e\n\n      \u003cdiv style=\"font-size:11px;font-weight:700;color:#155eef;\"\u003e\n        UP TO 12 KB\n      \u003c\/div\u003e\n\n      \u003ch3 style=\"font-size:19px;margin:6px 0;\"\u003e\n        High Range RNA Ladder\n      \u003c\/h3\u003e\n\n      \u003cp style=\"margin:0;\"\u003e\n        A broader reference ladder for RNA ranging from hundreds of\n        nucleotides through 12 kb.\n      \u003c\/p\u003e\n\n    \u003c\/div\u003e\n\n\n    \u003cdiv style=\"padding:25px;background:#f7f3fb;border:2px solid #cfbae5;border-radius:15px;\"\u003e\n\n      \u003cdiv style=\"font-size:11px;font-weight:700;color:#6941a5;\"\u003e\n        UP TO 15 KB\n      \u003c\/div\u003e\n\n      \u003ch3 style=\"font-size:19px;margin:6px 0;\"\u003e\n        Ultra High Range RNA Ladder\n      \u003c\/h3\u003e\n\n      \u003cp style=\"margin:0;\"\u003e\n        Concentrates reference bands in the 6–15 kb range for\n        very long RNA constructs.\n      \u003c\/p\u003e\n\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- APPLICATIONS --\u003e\n  \u003ch2 style=\"margin-top:52px;font-size:27px;color:#111827;\"\u003e\n    Designed for Very Long RNA Research\n  \u003c\/h2\u003e\n\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:26px 0;\"\u003e\n\n    \u003cdiv style=\"padding:22px;border:1px solid #e2e8f0;border-radius:14px;\"\u003e\n      \u003cstrong\u003eLong IVT RNA\u003c\/strong\u003e\n      \u003cp style=\"margin:5px 0 0;font-size:14px;\"\u003e\n        High-molecular-weight IVT RNA size comparison.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding:22px;background:#faf8fd;border:1px solid #cfbae5;border-radius:14px;\"\u003e\n      \u003cstrong style=\"color:#6941a5;\"\u003esaRNA Research\u003c\/strong\u003e\n      \u003cp style=\"margin:5px 0 0;font-size:14px;\"\u003e\n        Reference bands suitable for long self-amplifying RNA constructs.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding:22px;border:1px solid #e2e8f0;border-radius:14px;\"\u003e\n      \u003cstrong\u003eRNA Electrophoresis\u003c\/strong\u003e\n      \u003cp style=\"margin:5px 0 0;font-size:14px;\"\u003e\n        High-range reference for agarose gel-based RNA analysis.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- CHOOSE 12K VS 15K --\u003e\n  \u003ch2 style=\"margin-top:54px;font-size:27px;color:#111827;\"\u003e\n    12K or 15K — Which RNA Ladder Should You Choose?\n  \u003c\/h2\u003e\n\n  \u003cdiv style=\"overflow-x:auto;margin:25px 0;\"\u003e\n\n    \u003ctable style=\"width:100%;border-collapse:collapse;min-width:620px;\"\u003e\n\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth style=\"padding:15px;background:#f8fafc;text-align:left;border-bottom:2px solid #e2e8f0;\"\u003e\n            Product\n          \u003c\/th\u003e\n          \u003cth style=\"padding:15px;background:#f8fafc;text-align:left;border-bottom:2px solid #e2e8f0;\"\u003e\n            Reference Bands\n          \u003c\/th\u003e\n          \u003cth style=\"padding:15px;background:#f8fafc;text-align:left;border-bottom:2px solid #e2e8f0;\"\u003e\n            Best Fit\n          \u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n\n      \u003ctbody\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"padding:16px;border-bottom:1px solid #e2e8f0;\"\u003e\n            \u003cstrong\u003e12K High Range\u003c\/strong\u003e\u003cbr\u003e\n            \u003cspan style=\"font-size:12px;color:#64748b;\"\u003eCR00005\u003c\/span\u003e\n          \u003c\/td\u003e\n\n          \u003ctd style=\"padding:16px;border-bottom:1px solid #e2e8f0;\"\u003e\n            0.2, 0.5, 1, 2, 3, 4, 6, 9, 12 kb\n          \u003c\/td\u003e\n\n          \u003ctd style=\"padding:16px;border-bottom:1px solid #e2e8f0;\"\u003e\n            Broad-range RNA sizing from short to long transcripts\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n\n        \u003ctr style=\"background:#faf8fd;\"\u003e\n          \u003ctd style=\"padding:16px;\"\u003e\n            \u003cstrong style=\"color:#6941a5;\"\u003e15K Ultra High Range\u003c\/strong\u003e\u003cbr\u003e\n            \u003cspan style=\"font-size:12px;color:#64748b;\"\u003eCR00042\u003c\/span\u003e\n          \u003c\/td\u003e\n\n          \u003ctd style=\"padding:16px;\"\u003e\n            \u003cstrong\u003e6, 9, 12, 15 kb\u003c\/strong\u003e\n          \u003c\/td\u003e\n\n          \u003ctd style=\"padding:16px;\"\u003e\n            Very long RNA and saRNA requiring high-molecular-weight references\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n      \u003c\/tbody\u003e\n\n    \u003c\/table\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- PRODUCT SPECS --\u003e\n  \u003ch2 style=\"margin-top:54px;font-size:27px;color:#111827;\"\u003e\n    Product Specifications\n  \u003c\/h2\u003e\n\n  \u003cdiv style=\"overflow-x:auto;margin:25px 0;\"\u003e\n\n    \u003ctable style=\"width:100%;border-collapse:collapse;min-width:560px;\"\u003e\n      \u003ctbody\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"padding:14px;background:#f8fafc;border-bottom:1px solid #e2e8f0;width:35%;\"\u003e\n            \u003cstrong\u003eCatalog Number\u003c\/strong\u003e\n          \u003c\/td\u003e\n          \u003ctd style=\"padding:14px;border-bottom:1px solid #e2e8f0;\"\u003e\n            CR00042-25UL\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"padding:14px;background:#f8fafc;border-bottom:1px solid #e2e8f0;\"\u003e\n            \u003cstrong\u003eProduct\u003c\/strong\u003e\n          \u003c\/td\u003e\n          \u003ctd style=\"padding:14px;border-bottom:1px solid #e2e8f0;\"\u003e\n            Ultra High Range RNA Ladder\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"padding:14px;background:#f8fafc;border-bottom:1px solid #e2e8f0;\"\u003e\n            \u003cstrong\u003eReference Range\u003c\/strong\u003e\n          \u003c\/td\u003e\n          \u003ctd style=\"padding:14px;border-bottom:1px solid #e2e8f0;\"\u003e\n            6–15 kb\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"padding:14px;background:#f8fafc;border-bottom:1px solid #e2e8f0;\"\u003e\n            \u003cstrong\u003eReference Bands\u003c\/strong\u003e\n          \u003c\/td\u003e\n          \u003ctd style=\"padding:14px;border-bottom:1px solid #e2e8f0;\"\u003e\n            6, 9, 12 and 15 kb\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"padding:14px;background:#f8fafc;\"\u003e\n            \u003cstrong\u003ePackage\u003c\/strong\u003e\n          \u003c\/td\u003e\n          \u003ctd style=\"padding:14px;\"\u003e\n            25 µL\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- CR00021 CONNECTION --\u003e\n  \u003cdiv style=\"margin-top:48px;padding:30px;background:#effcf5;border:1px solid #ccebd9;border-radius:17px;\"\u003e\n\n    \u003cdiv style=\"font-size:11px;font-weight:700;color:#0f8a58;letter-spacing:.07em;\"\u003e\n      saRNA RESEARCH\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"font-size:24px;margin:7px 0 10px;color:#111827;\"\u003e\n      Working With Long Self-Amplifying RNA?\n    \u003c\/h2\u003e\n\n    \u003cp style=\"margin:0 0 16px;\"\u003e\n      Dana Bioscience also offers \u003cstrong\u003eCR00021 GFP saRNA\u003c\/strong\u003e,\n      an 8,476 nt GFP reporter construct for saRNA delivery and\n      expression research.\n    \u003c\/p\u003e\n\n    \u003ca href=\"\/products\/gfp-self-amplifying-rna-sarna-cr00021\" style=\"color:#0f8a58;font-weight:700;text-decoration:none;\"\u003e\n      Explore GFP saRNA CR00021 →\n    \u003c\/a\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- RELATED LADDERS --\u003e\n  \u003ch2 style=\"margin-top:54px;font-size:27px;color:#111827;\"\u003e\n    Need a Broader RNA Size Range?\n  \u003c\/h2\u003e\n\n  \u003ca href=\"\/products\/cr00005-50ul\" style=\"display:block;padding:25px;background:#f5f7ff;border:1px solid #cbd8ff;border-radius:15px;text-decoration:none;color:inherit;margin:23px 0;\"\u003e\n\n    \u003cdiv style=\"font-size:11px;font-weight:700;color:#155eef;\"\u003e\n      200 nt – 12 kb\n    \u003c\/div\u003e\n\n    \u003ch3 style=\"font-size:21px;margin:5px 0;\"\u003e\n      12K High Range RNA Ladder\n    \u003c\/h3\u003e\n\n    \u003cp style=\"margin:0;\"\u003e\n      Nine reference bands spanning 200 nt to 12 kb for broader RNA size analysis.\n    \u003c\/p\u003e\n\n    \u003cdiv style=\"margin-top:12px;color:#155eef;font-weight:700;\"\u003e\n      View CR00005 →\n    \u003c\/div\u003e\n\n  \u003c\/a\u003e\n\n\n  \u003c!-- FINAL CTA --\u003e\n  \u003cdiv style=\"margin-top:48px;padding:37px;background:linear-gradient(135deg,#21163f,#6941a5);color:white;border-radius:20px;\"\u003e\n\n    \u003cdiv style=\"font-size:12px;font-weight:700;color:#ddd1ee;letter-spacing:.06em;\"\u003e\n      DANA BIOSCIENCE · LONG RNA SOLUTIONS\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"font-size:28px;color:white;margin:8px 0 12px;\"\u003e\n      Working Beyond 12 kb?\n    \u003c\/h2\u003e\n\n    \u003cp style=\"color:white;margin-bottom:19px;\"\u003e\n      Extend your RNA electrophoresis reference range with\n      high-molecular-weight bands up to 15 kb.\n    \u003c\/p\u003e\n\n    \u003ca href=\"\/pages\/rna-qc-solutions\" style=\"display:inline-block;padding:13px 22px;background:white;color:#6941a5;text-decoration:none;font-weight:700;border-radius:30px;\"\u003e\n      Explore RNA QC Solutions →\n    \u003c\/a\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003cp style=\"margin-top:28px;font-size:12px;color:#738096;\"\u003e\n    For Research Use Only. This RNA ladder is intended as an RNA size\n    reference and should not be used as a quantitative RNA standard.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Croyezbio","offers":[{"title":"25 μL","offer_id":51746190229784,"sku":"CR00042-25UL","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5652\/1400\/files\/Croyezbio.png?v=1715231500","url":"https:\/\/danabiosci.com\/products\/ultra-high-range-rna-ladder","provider":"Dana Bioscience","version":"1.0","type":"link"}