{"product_id":"fluorometer-x3-for-dna-rna-protein-quantification","title":"Biofargo Fluorometer X3","description":"\u003cstyle\u003e\n  .bf-rich .josh-faq {\n    background: #fff;\n    color: #000;\n    font-family: \"IBM Plex Sans\", sans-serif;\n  }\n\n  .bf-rich .josh-faq__inner { padding: 24px 0 40px; max-width: 100%; box-sizing: border-box; }\n  .bf-rich .josh-faq__item { border-bottom: 1px solid #e5e7eb; padding: 0; }\n  .bf-rich .josh-faq__item:first-child { border-top: 1px solid #e5e7eb; }\n\n  .bf-rich .josh-faq__question {\n    width: 100%;\n    margin: 0;\n    padding: 20px 0;\n    display: flex;\n    align-items: center;\n    justify-content: space-between;\n    gap: 16px;\n    color: #505052;\n    background: none;\n    border: 0;\n    font: 700 16px\/1.4 \"IBM Plex Sans\", sans-serif;\n    text-align: left;\n    cursor: pointer;\n    list-style: none;\n  }\n\n  .bf-rich .josh-faq__question::-webkit-details-marker { display: none; }\n  .bf-rich .josh-faq__question:hover { color: #505052; }\n\n  .bf-rich .josh-faq__icon {\n    position: relative;\n    width: 20px;\n    height: 20px;\n    flex: 0 0 20px;\n    transition: transform .25s ease;\n  }\n\n  .bf-rich .josh-faq__icon::before,\n  .bf-rich .josh-faq__icon::after {\n    position: absolute;\n    content: \"\";\n    background: currentColor;\n    border-radius: 2px;\n    transition: opacity .25s ease, transform .25s ease;\n  }\n\n  .bf-rich .josh-faq__icon::before {\n    top: 50%;\n    left: 0;\n    width: 100%;\n    height: 2px;\n    transform: translateY(-50%);\n  }\n\n  .bf-rich .josh-faq__icon::after {\n    top: 0;\n    left: 50%;\n    width: 2px;\n    height: 100%;\n    transform: translateX(-50%);\n  }\n\n  .bf-rich .josh-faq__item[open] .josh-faq__icon::after {\n    opacity: 0;\n    transform: translateX(-50%) rotate(90deg);\n  }\n\n  .bf-rich .josh-faq__answer {\n    max-width: 860px;\n    padding: 0 0 20px;\n    color: #505052;\n    font: 400 16px\/1.6 \"IBM Plex Sans\", sans-serif;\n  }\n\n  .bf-rich .josh-faq__answer p { margin: 0 0 15px; color: #505052; font: inherit; }\n  .bf-rich .josh-faq__answer p:last-child { margin-bottom: 0; }\n  .bf-rich .josh-faq__answer ul { margin: 8px 0 12px; padding-left: 22px; }\n  .bf-rich .josh-faq__answer li { margin-bottom: 6px; font: inherit; list-style-type: disc; }\n\n  @media (max-width: 767px) {\n    .bf-rich .josh-faq__inner { padding: 24px 0 40px; }\n    .bf-rich .josh-faq__question { padding: 16px 0; font-size: 15px; }\n    .bf-rich .josh-faq__answer { font-size: 15px; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"bf-rich\"\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Biofargo Fluorometer X3 (BF-M2003) is an eight-position fluorometer for fluorescence-based quantification using matched assay reagents. It supports dsDNA HS, dsDNA BR, RNA HS, RNA BR, RNA XR, ssDNA, microRNA and Protein BR.\u003c\/p\u003e\n\u003cp\u003eUse 1–20 µL of sample with the reaction volume specified by the selected assay. The instrument has a 5-inch touchscreen, two-point calibration and USB data export. The specified read time is no more than 5 seconds per sample; this excludes sample preparation and incubation.\u003c\/p\u003e\n\u003cp\u003eAssay reagents and tubes are purchased separately. For research use only. Not for diagnostic or therapeutic procedures.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable border=\"1\" style=\"border-collapse: collapse; width: 90%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eBiofargo catalog number\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eBF-M2003\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eSample positions\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e8\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eSample input\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e1–20 µL; depends on assay\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eAssay volume\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e200 µL for the listed nucleic acid protocols; follow the selected assay instructions\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eCompatible tubes\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eInstrument-specified clear 0.2 mL PCR single tubes or eight-tube strips; flat, straight caps required\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eRead time\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e≤5 seconds per sample; not a stated eight-sample batch time\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eOptical channels\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eBlue (460–480 nm excitation \/ 500–535 nm emission) and red (630–650 nm excitation \/ 670–710 nm emission)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eDetector\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eSiPMT (silicon photomultiplier)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eAssay programs\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003edsDNA HS, dsDNA BR, RNA HS, RNA BR, RNA XR, ssDNA, microRNA and Protein BR\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eCalibration\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eTwo-point assay calibration using matched standards\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eDisplay\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e5-inch touchscreen\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eData export\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eUSB flash drive\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eInstrument power\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eDC 5 V, 2 A; maximum 10 W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eOperating conditions\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eIndoor use; 15–30 °C; relative humidity ≤75%; altitude up to 2,000 m\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eTransport\/storage temperature\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e−20 to 60 °C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eWeight\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e0.5 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eIntended use\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003eResearch use only\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"text-align: center;\"\u003eData storage\u003c\/td\u003e\n      \u003ctd style=\"text-align: center;\"\u003e8 GB; up to 20,000 records\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cp\u003eEight individually selectable sample positions with clear 0.2 mL tubes.\u003c\/p\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cp\u003eBlue and red optical channels support DNA, RNA and Protein BR assays.\u003c\/p\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cp\u003eLow sample input of 1–20 µL for supported assays.\u003c\/p\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cp\u003eTouchscreen operation and two-point calibration.\u003c\/p\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cp\u003eUSB export supports experiment data review.\u003c\/p\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cp\u003eRFU measurement and kinetics modes for fluorescence research; select the channel supported by this model.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cp\u003e\u003cstrong\u003eDNA quantification:\u003c\/strong\u003e Use matching dsDNA HS, dsDNA BR or ssDNA reagents for purified nucleic acid samples and input normalization.\u003c\/p\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cp\u003e\u003cstrong\u003eRNA quantification:\u003c\/strong\u003e Use matching RNA HS, BR or XR assays for RNA concentration measurement. Concentration measurement does not establish RNA integrity.\u003c\/p\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cp\u003e\u003cstrong\u003emicroRNA research:\u003c\/strong\u003e Use a dedicated microRNA assay and its corresponding program; routine RNA HS\/BR reagents are not interchangeable.\u003c\/p\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cp\u003e\u003cstrong\u003eProtein quantification:\u003c\/strong\u003e Use compatible Protein BR reagents and their assay instructions. Protein BR target mass is expressed in µg, not ng; usable range is assay dependent.\u003c\/p\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cp\u003e\u003cstrong\u003eFluorescence research:\u003c\/strong\u003e Measure raw fluorescence or monitor fluorescence over time with the available optical channel(s).\u003c\/p\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQs)\u003c\/h2\u003e\n\u003cdiv class=\"josh-faq\"\u003e\n  \u003csection class=\"josh-faq__inner\"\u003e\n    \u003cdiv class=\"josh-faq__list\"\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          How does X3 compare with Qubit fluorometers?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eX1 is a single-sample instrument, while X3 provides eight sample positions. Qubit 4 is also a single-sample instrument and Qubit Flex measures up to eight samples. Optical filters, consumables, software, assay menus and validation differ; matching sample capacity does not establish equivalent analytical performance.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          Which reagents can I use?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eThe technical guide lists Biofargo BF-T1002, BF-T1004, BF-T1005, BF-T1006, BF-T1007 and BF-T1008-V2 and selected Qubit reagents. Use the matching assay program, kit standards and instrument-specified tubes. Compatibility is based on the supplier guide, not Thermo Fisher endorsement.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          Which tubes does X3 require?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eInstrument-specified clear 0.2 mL PCR single tubes or eight-tube strips; flat, straight caps required. Use the tube geometry specified in the technical guide; the 0.5 mL tubes used by X1 cannot be substituted for X3 tubes.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          Is the read time the total assay time?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eNo. The specification is ≤5 seconds per sample. Preparation, calibration and incubation add time. It does not establish that eight samples are measured together in five seconds.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          How do I calibrate the assay?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eSelect the appropriate program and read the two standards supplied with the chosen kit. For the listed nucleic acid assays, prepare each standard with 10 µL of standard and 190 µL of working solution. Enter the correct sample input volume before reading unknowns. Do not mix standards or calibration curves from different kits.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          Can I export results?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eYes. Insert a USB flash drive and use the data-query\/export function described in the technical guide.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          What is included with the instrument?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eThe technical packing list includes the fluorometer, power cord, USB drive with user guide and a packing list. Assay reagents and assay tubes are separate purchases.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"josh-faq__item\"\u003e\n        \u003csummary class=\"josh-faq__question\"\u003e\n          Is the instrument intended for diagnostic use?\n          \u003cspan class=\"josh-faq__icon\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n        \u003c\/summary\u003e\n        \u003cdiv class=\"josh-faq__answer\"\u003e\n          \u003cp\u003eNo. For research use only. Not for diagnostic or therapeutic procedures.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCompatible Assay Kits\u003c\/h2\u003e\n\u003cp\u003eThe following Biofargo fluorometric assay kits run on this instrument. Select the kit by analyte and expected mass range.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eAssay Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eAnalyte\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eAssay Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/dsdna-hs-assay-kit\"\u003e\u003cstrong\u003eBiofargo dsDNA HS Assay Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eDouble-stranded DNA\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e0.1–120 ng\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/1x-dsdna-hs-assay-kit\"\u003e\u003cstrong\u003eBiofargo 1X dsDNA HS Assay Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eDouble-stranded DNA (ready-to-use 1X)\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e0.2–100 ng\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/dsdna-br-assay-kit\"\u003e\u003cstrong\u003eBiofargo dsDNA BR Assay Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eDouble-stranded DNA\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e2–1,000 ng\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/rna-hs-assay-kit\"\u003e\u003cstrong\u003eBiofargo RNA HS Assay Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eRNA\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e5–100 ng\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/rna-br-assay-kit-for-broad-range-rna-quantification\"\u003e\u003cstrong\u003eBiofargo RNA BR Assay Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eRNA\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e20–1,000 ng\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/ssdna-assay-kit-for-single-stranded-dna-quantification\"\u003e\u003cstrong\u003eBiofargo ssDNA Assay Kit-V2\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eSingle-stranded DNA\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e1–200 ng\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"width:34%;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/fluorometric-protein-quantification-kit\"\u003e\u003cstrong\u003eBiofargo Fluorometric Protein Quantification Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003eProtein\u003c\/td\u003e\n\u003ctd style=\"width:33%;padding:6px 10px;\"\u003e0.25–5 µg\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDocuments\u003c\/h2\u003e\n\u003cp\u003e\u003ca target=\"_blank\" rel=\"noopener\" type=\"application\/pdf\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0521\/5312\/2997\/files\/BF-M2003_Product_Guide.pdf?v=1791219844\"\u003e\u003cstrong\u003eBiofargo BF-M2003 Product Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How does X3 compare with Qubit fluorometers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"X1 is a single-sample instrument, while X3 provides eight sample positions. Qubit 4 is also a single-sample instrument and Qubit Flex measures up to eight samples. Optical filters, consumables, software, assay menus and validation differ; matching sample capacity does not establish equivalent analytical performance.\"}}, {\"@type\": \"Question\", \"name\": \"Which reagents can I use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The technical guide lists Biofargo BF-T1002, BF-T1004, BF-T1005, BF-T1006, BF-T1007 and BF-T1008-V2 and selected Qubit reagents. Use the matching assay program, kit standards and instrument-specified tubes. Compatibility is based on the supplier guide, not Thermo Fisher endorsement.\"}}, {\"@type\": \"Question\", \"name\": \"Which tubes does X3 require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Instrument-specified clear 0.2 mL PCR single tubes or eight-tube strips; flat, straight caps required. Use the tube geometry specified in the technical guide; the 0.5 mL tubes used by X1 cannot be substituted for X3 tubes.\"}}, {\"@type\": \"Question\", \"name\": \"Is the read time the total assay time?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The specification is ≤5 seconds per sample. Preparation, calibration and incubation add time. It does not establish that eight samples are measured together in five seconds.\"}}, {\"@type\": \"Question\", \"name\": \"How do I calibrate the assay?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Select the appropriate program and read the two standards supplied with the chosen kit. For the listed nucleic acid assays, prepare each standard with 10 µL of standard and 190 µL of working solution. Enter the correct sample input volume before reading unknowns. Do not mix standards or calibration curves from different kits.\"}}, {\"@type\": \"Question\", \"name\": \"Can I export results?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Insert a USB flash drive and use the data-query\/export function described in the technical guide.\"}}, {\"@type\": \"Question\", \"name\": \"What is included with the instrument?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The technical packing list includes the fluorometer, power cord, USB drive with user guide and a packing list. Assay reagents and assay tubes are separate purchases.\"}}, {\"@type\": \"Question\", \"name\": \"Is the instrument intended for diagnostic use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. For research use only. Not for diagnostic or therapeutic procedures.\"}}]}\u003c\/script\u003e","brand":"Biofargo","offers":[{"title":"Default Title","offer_id":53333948498101,"sku":"BF-M2003","price":5523.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/5312\/2997\/files\/Fluorometer-X3.png?v=1789714628","url":"https:\/\/biofargo.com\/products\/fluorometer-x3-for-dna-rna-protein-quantification","provider":"Biofargo","version":"1.0","type":"link"}