{"product_id":"mtc-bio-duoclick-screw-cap-culture-tubes","title":"MTC Bio DuoClick™ Screw-Cap Culture Tubes – 5 mL \u0026 14 mL","description":"\u003cdiv style=\"max-width: 1400px; margin: 0 auto; font-family: 'Open Sans', sans-serif; font-weight: 300; color: #333; background: #fff;\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 40px; border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003cdiv style=\"flex: 1 1 500px; min-width: min(300px, 100%); text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/BTS-DuoClick-2025.jpg?v=1790634792\" alt=\"DuoClick 5 mL and 14 mL graduated culture tube examples\" style=\"width: 100%; max-width: 440px; height: auto; object-fit: contain; border-radius: 8px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 500px; min-width: min(300px, 100%);\"\u003e\n\u003ch3 style=\"font-size: 1.15rem; font-weight: 400; margin: 0 0 20px 0;\"\u003e\u003cstrong\u003eTwo Clicks. A More Deliberate Culture-Tube Closure.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003e\u003cstrong\u003eChoose the closure position your culture workflow needs.\u003c\/strong\u003e MTC Bio DuoClick™ tubes use a patented two-position screw cap: the first click for aerobic culturing, and past the second click for a manufacturer-described leakproof, airtight closure for anaerobic culturing.\u003c\/p\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eBuild your case around 5 mL or 14 mL capacity, polypropylene or polystyrene, and the packaging your bench uses. Sterile 500-tube cases include attached caps and printed graduations; non-sterile PP bulk cases are a distinctly different 1,000-tube option with separate caps and no graduations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003cdiv style=\"flex: 1 1 180px; min-width: min(160px, 100%); text-align: center; border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px 12px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1.6rem; font-weight: 600; color: #1f6fb2; margin: 0 0 6px 0;\"\u003e5 \u0026amp; 14 mL\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9rem; line-height: 1.4; margin: 0;\"\u003eTwo tube capacities\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 180px; min-width: min(160px, 100%); text-align: center; border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px 12px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1.6rem; font-weight: 600; color: #1f6fb2; margin: 0 0 6px 0;\"\u003ePP or PS\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9rem; line-height: 1.4; margin: 0;\"\u003eChoose tube material\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 180px; min-width: min(160px, 100%); text-align: center; border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px 12px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1.6rem; font-weight: 600; color: #1f6fb2; margin: 0 0 6px 0;\"\u003e2 Positions\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9rem; line-height: 1.4; margin: 0;\"\u003eHDPE screw-cap closure\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 180px; min-width: min(160px, 100%); text-align: center; border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px 12px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1.6rem; font-weight: 600; color: #1f6fb2; margin: 0 0 6px 0;\"\u003e12 Choices\u003c\/p\u003e\n\u003cp style=\"font-size: 0.9rem; line-height: 1.4; margin: 0;\"\u003eCase configurations\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eDesigned for Controlled Handling\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 28px 40px;\"\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: min(260px, 100%); border-left: 3px solid #1f6fb2; padding: 4px 0 4px 16px;\"\u003e\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0;\"\u003e\u003cstrong\u003eAudible and Tactile Click\u003c\/strong\u003e\u003cbr\u003eA distinct click helps identify the closure position as the cap is rotated.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: min(260px, 100%); border-left: 3px solid #1f6fb2; padding: 4px 0 4px 16px;\"\u003e\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0;\"\u003e\u003cstrong\u003eFlat, Markable Cap\u003c\/strong\u003e\u003cbr\u003eA flat cap surface provides a convenient marking area.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: min(260px, 100%); border-left: 3px solid #1f6fb2; padding: 4px 0 4px 16px;\"\u003e\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0;\"\u003e\u003cstrong\u003eSterile Packaging Choices\u003c\/strong\u003e\u003cbr\u003eBagged and foam-racked configurations in PP or PS; individually wrapped sterile configurations in PP.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: min(260px, 100%); border-left: 3px solid #1f6fb2; padding: 4px 0 4px 16px;\"\u003e\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0;\"\u003e\u003cstrong\u003eClearly Different Bulk Option\u003c\/strong\u003e\u003cbr\u003eT8750 and T8850 are non-sterile PP with separate caps and no graduations—not the sterile graduated configuration.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 40px; border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003cdiv style=\"flex: 1 1 400px; min-width: min(280px, 100%); text-align: center; order: 1;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/BTS-DuoClick-Threads.jpg?v=1790634793\" alt=\"DuoClick two-position screw closure detail\" style=\"width: 100%; max-width: 420px; height: auto; object-fit: contain; border-radius: 8px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 500px; min-width: min(300px, 100%); order: 2;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eA Screw Closure, Not a Snap Cap\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eThe two-position HDPE cap is designed for rotational handling rather than a traditional snap-on closure. Select the first-click or fully closed position to match your validated culture procedure.\u003c\/p\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e HDPE caps are not autoclavable. Tube-body temperature ratings must not be applied to the complete capped assembly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eChoose Your Material and Case\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 20px;\"\u003e\n\u003cdiv style=\"flex: 1 1 240px; min-width: min(240px, 100%); border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1rem; margin: 0 0 12px 0;\"\u003e\u003cstrong\u003ePolypropylene (PP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 5 mL and 14 mL\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eTube-body maximum RCF:\u003c\/strong\u003e 4,000 × g\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eTube-body temperature range:\u003c\/strong\u003e −86°C to 121°C\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e Sterile bags, foam racks or individual wraps; non-sterile bulk\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 240px; min-width: min(240px, 100%); border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1rem; margin: 0 0 12px 0;\"\u003e\u003cstrong\u003ePolystyrene (PS)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 5 mL and 14 mL\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eTube-body maximum RCF:\u003c\/strong\u003e 1,400 × g\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eTube-body temperature range:\u003c\/strong\u003e 0°C to 70°C\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e Sterile bags or foam racks\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 240px; min-width: min(240px, 100%); border: 1px solid #e0e0e0; border-radius: 8px; padding: 20px; background: #f9f9f9;\"\u003e\n\u003cp style=\"font-size: 1rem; margin: 0 0 12px 0;\"\u003e\u003cstrong\u003eThe Bulk Difference\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eCatalogs:\u003c\/strong\u003e T8750 \/ T8850\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eCase size:\u003c\/strong\u003e 1,000 PP tubes with separate caps\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eSterility:\u003c\/strong\u003e Non-sterile\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eGraduations:\u003c\/strong\u003e None\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 40px; border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003cdiv style=\"flex: 1 1 400px; min-width: min(280px, 100%); text-align: center; order: 2;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/BTS-Foam-Rack-2025.jpg?v=1790634792\" alt=\"DuoClick culture tubes in foam rack packaging\" style=\"width: 100%; max-width: 420px; height: auto; object-fit: contain; border-radius: 8px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 500px; min-width: min(300px, 100%); order: 1;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eMatch the Packaging to Your Bench\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eChoose 20 bags of 25 for grouped handling, 10 foam racks of 50 for organized access, or individually wrapped PP tubes when individual packaging is preferred. Each sterile configuration is 500 tubes per case.\u003c\/p\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eFamily photographs illustrate selected graduated and racked configurations. Packaging and graduation status depend on your selected catalog number; bulk models are not graduated.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eSee the DuoClick Closure in Action\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eManufacturer video from MTC Bio. Use the current configuration guide above for sterility, material and case-count differences.\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 860px; margin: 0 auto; border-radius: 8px;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: 8px;\" src=\"https:\/\/www.youtube.com\/embed\/FqhtW0HZI78\" title=\"See the DuoClick Closure in Action\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #e0e0e0; padding-bottom: 40px; margin-bottom: 40px;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eTypical Laboratory Applications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; columns: 2 260px;\"\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eAerobic culture workflows using the first-click cap position\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eValidated anaerobic culture workflows using the fully closed position\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eRoutine culture handling in 5 mL or 14 mL tube formats\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eOrganized bench workflows with sterile foam-rack packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; border: 1px solid #e0e0e0; border-radius: 8px; padding: 24px;\"\u003e\n\u003ch4 style=\"font-size: 1.05rem; font-weight: 400; margin: 0 0 16px 0;\"\u003e\u003cstrong\u003eBefore You Add a Case\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0;\"\u003eCheck volume, material, sterility and packaging together. One cart unit is one complete case. Confirm rotor support, chemical compatibility and working conditions; do not infer strainer-cap functionality or universal instrument fit from tube dimensions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-top: 1px solid #e0e0e0; margin-top: 40px; padding-top: 20px;\"\u003e\u003cdiv itemscope itemtype=\"https:\/\/schema.org\/FAQPage\" style=\"width: 100%; padding: 20px 0; font-family: 'Open Sans', sans-serif; font-weight: 300; color: #333;\"\u003e\n\u003ch3 style=\"font-size: 1.1rem; font-weight: 600; margin: 0 0 16px 0;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eHow do the two DuoClick cap positions work?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eRotate the screw cap to the first click for the aerobic position. Rotate it past the second click for the manufacturer-described leakproof, airtight closure for anaerobic culturing. A cap setting alone does not establish or validate an anaerobic culture system; follow your organism-specific protocol.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eWhich size should I select?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eChoose 5 mL tubes in the 12 × 75 mm format or 14 mL tubes in the 17 × 100 mm format. Confirm your working volume, rack, rotor and instrument requirements rather than relying on nominal capacity alone.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eHow do PP and PS tubes differ?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003ePolypropylene (PP) tube bodies are rated by MTC Bio up to 4,000 × g and from −86°C to 121°C. Polystyrene (PS) tube bodies are rated up to 1,400 × g and from 0°C to 70°C. These are tube-material limits, not a rating for the complete capped assembly. Both use HDPE caps; validate chemical compatibility and centrifuge support for your application.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eAre all versions sterile and graduated?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eNo. The ten 500-tube case configurations are sterile, have attached screw caps and printed graduations. T8750 (5 mL PP) and T8850 (14 mL PP) are non-sterile, non-graduated bulk cases with tubes and caps packed separately. The current manufacturer page identifies e-beam sterilization for sterile offerings.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eWhat does one unit ordered contain?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eOne unit is one complete case. Sterile models contain 500 tubes: 20 bags of 25, 10 foam racks of 50, or individually wrapped tubes according to the selected catalog number. T8750 and T8850 each contain 1,000 tubes with caps supplied separately in bulk. Prices and inventory quantities refer to cases, not individual tubes.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eCan I autoclave DuoClick tubes with the caps attached?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eNo. MTC Bio explicitly states that the HDPE DuoClick caps are not autoclavable. Do not interpret the PP tube-body temperature limit of 121°C as permission to autoclave the capped assembly. Confirm any tube-only sterilization procedure with the manufacturer and your validated laboratory protocol.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eIs DuoClick an alternative to Corning Falcon 352059?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eDuoClick T8830 is an option to evaluate for workflows using Falcon 352059: both are sterile 14 mL, 17 × 100 mm PP tubes with printed graduations, supplied 25 per pack and 500 per case. DuoClick uses an HDPE two-position screw cap, while Falcon 352059 uses a polyethylene dual-position snap cap. MTC Bio rates its PP tubes to 4,000 × g; Corning rates 352059 to 3,000 × g and additionally specifies RNase\/DNase-free status and nonpyrogenicity testing below 0.1 EU\/mL. Those additional claims are not established here for DuoClick. These are different products, not proven identical, OEM equivalents or guaranteed drop-in replacements. Validate fit and assay performance before switching.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" style=\"border: 1px solid #e0e0e0; border-radius: 8px; margin: 0 0 10px 0; background: #fff;\"\u003e\u003csummary itemprop=\"name\" style=\"cursor: pointer; padding: 14px 16px; font-size: 1rem; font-weight: 600; list-style-position: inside;\"\u003eAre these the same as strainer-cap flow cytometry tubes?\u003c\/summary\u003e\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" style=\"padding: 0 16px 14px 16px;\"\u003e\u003cp itemprop=\"text\" style=\"font-size: 0.97rem; line-height: 1.6; margin: 0;\"\u003eNo. DuoClick uses a two-position screw closure and does not include a cell-strainer mesh. If your protocol calls for a strainer cap or specific flow cytometer fit, select a tube intended for that purpose and validate compatibility. Do not substitute based only on a 12 × 75 mm tube dimension.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eFalcon is a trademark of its respective owner. Blue Tiger Scientific is not affiliated with Corning.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MTC Bio","offers":[{"title":"5 mL \/ PP \/ T8730 | Sterile | 20 bags × 25 | 500\/case","offer_id":52789366554922,"sku":"BTS-T8730","price":169.18,"currency_code":"USD","in_stock":true},{"title":"5 mL \/ PP \/ T8732 | Sterile | 10 racks × 50 | 500\/case","offer_id":52789366587690,"sku":"BTS-T8732","price":199.26,"currency_code":"USD","in_stock":true},{"title":"5 mL \/ PP \/ T8734 | Sterile | Individual wrap | 500\/case","offer_id":52789366620458,"sku":"BTS-T8734","price":243.11,"currency_code":"USD","in_stock":true},{"title":"5 mL \/ PS \/ T8741 | Sterile | 20 bags × 25 | 500\/case","offer_id":52789366653226,"sku":"BTS-T8741","price":178.03,"currency_code":"USD","in_stock":true},{"title":"5 mL \/ PS \/ T8742 | Sterile | 10 racks × 50 | 500\/case","offer_id":52789366685994,"sku":"BTS-T8742","price":229.01,"currency_code":"USD","in_stock":true},{"title":"5 mL \/ PP \/ T8750 | Non-sterile | Bulk separate caps | 1000\/case","offer_id":52789366718762,"sku":"BTS-T8750","price":153.19,"currency_code":"USD","in_stock":true},{"title":"14 mL \/ PP \/ T8830 | Sterile | 20 bags × 25 | 500\/case","offer_id":52789366751530,"sku":"BTS-T8830","price":243.11,"currency_code":"USD","in_stock":true},{"title":"14 mL \/ PP \/ T8832 | Sterile | 10 racks × 50 | 500\/case","offer_id":52789366784298,"sku":"BTS-T8832","price":299.53,"currency_code":"USD","in_stock":true},{"title":"14 mL \/ PP \/ T8834 | Sterile | Individual wrap | 500\/case","offer_id":52789366817066,"sku":"BTS-T8834","price":344.08,"currency_code":"USD","in_stock":true},{"title":"14 mL \/ PS \/ T8840 | Sterile | 20 bags × 25 | 500\/case","offer_id":52789366849834,"sku":"BTS-T8840","price":272.3,"currency_code":"USD","in_stock":true},{"title":"14 mL \/ PS \/ T8842 | Sterile | 10 racks × 50 | 500\/case","offer_id":52789366882602,"sku":"BTS-T8842","price":322.44,"currency_code":"USD","in_stock":true},{"title":"14 mL \/ PP \/ T8850 | Non-sterile | Bulk separate caps | 1000\/case","offer_id":52789366915370,"sku":"BTS-T8850","price":261.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/BTS-DuoClick-Series.jpg?v=1790634792","url":"https:\/\/bluetigerscientific.com\/products\/mtc-bio-duoclick-screw-cap-culture-tubes","provider":"Blue Tiger Scientific","version":"1.0","type":"link"}