{"product_id":"mtc-bio-test-tube-racks","title":"MTC Bio Test Tube Racks – 90-Place 12–14 mm \u0026 60-Place 15–17 mm, Autoclavable PP, 5\/Pack","description":"\u003cdiv style=\"max-width:1400px;margin:0 auto;font-family:'Open Sans',sans-serif;font-weight:300;color:#333;background:#fff;padding:16px;\"\u003e\n\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;display:flex;flex-wrap:wrap;gap:28px 40px;align-items:center;\"\u003e\u003cdiv style=\"flex:1 1 450px;min-width:min(300px,100%);text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/Test-Tube-Rack-Family.jpg?v=1790786459\" alt=\"MTC Bio Test Tube Racks – 90-Place 12–14 mm \u0026amp; 60-Place 15–17 mm, Autoclavable PP, 5\/Pack\" style=\"width:100%;max-width:440px;height:auto;object-fit:contain;border-radius:8px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 450px;min-width:min(300px,100%);\"\u003e\n\u003ch3\u003eHold a full run of test, culture or FACS tubes upright—then autoclave the rack.\u003c\/h3\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eMTC Bio test tube racks are heavy-duty polypropylene workstations for 12–17 mm tubes. Choose R1115 for 90 tubes 12–14 mm in diameter or R1117 for 60 tubes 15–17 mm in diameter. Each pack contains five flat-packed racks that snap together, with molded alphanumeric grids for sample tracking.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;display:flex;flex-wrap:wrap;gap:28px 40px;\"\u003e\u003cdiv style=\"flex:1 1 180px;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;\"\u003e90 or 60\u003c\/p\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003ePlaces per rack\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 180px;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;\"\u003e12–17 mm\u003c\/p\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eTube diameter range\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 180px;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;\"\u003e5 racks\u003c\/p\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003ePer pack\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 180px;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;\"\u003eAutoclavable\u003c\/p\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003ePolypropylene\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;\"\u003e\u003ch3\u003eWhy Labs Choose MTC Bio Test Tube Racks\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:28px 40px;\"\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003eSized by diameter\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eTwo well sizes cover 12–14 mm and 15–17 mm tubes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003eAlphanumeric grid\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eMolded row and column markings help you locate samples.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003eWater-bath ready\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eMTC states the racks can be used in water baths without floating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003eAutoclavable PP\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eHeavy-duty polypropylene ships flat and snaps together.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;\"\u003e\u003ch3\u003eWhich Test Tube Rack Do I Need?\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:28px 40px;\"\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003e12–14 mm tubes: R1115\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003e90 places in 6 rows of 15. Use for 12 × 75 mm FACS and culture tubes and 12–13 mm test tubes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003e15–17 mm tubes: R1117\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003e60 places in 5 rows of 12. Use for 16 mm culture and transport tubes and other 15–17 mm tubes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 280px;min-width:min(260px,100%);border-left:3px solid #1f6fb2;padding:4px 0 4px 16px;\"\u003e\n\u003cstrong\u003eMicrotubes or conicals?\u003c\/strong\u003e\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eFor 0.2–2.0 mL microtubes or 15\/50 mL conical racks, see MTC Bio storage racks and boxes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;display:flex;flex-wrap:wrap;gap:28px 40px;align-items:center;\"\u003e\u003cdiv style=\"flex:1 1 450px;min-width:min(300px,100%);\"\u003e\n\u003ch3\u003eFlat-Pack Racks That Build a Sturdy Workstation\u003c\/h3\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eThe racks ship flat to save space, then snap together into a rigid rack. Molded alphanumeric markings along the sides give each position a reference, so you can map samples to a worksheet. The polypropylene construction is autoclavable, and MTC Bio states the racks stay in place in a water bath rather than floating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 450px;min-width:min(300px,100%);text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/R1115-Wells-Full-1.jpg?v=1790786459\" alt=\"MTC Bio Test Tube Racks – 90-Place 12–14 mm \u0026amp; 60-Place 15–17 mm, Autoclavable PP, 5\/Pack — manufacturer product image\" style=\"width:100%;max-width:440px;height:auto;object-fit:contain;border-radius:8px;\"\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;\"\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolding test tubes and culture tubes during bench processing\u003c\/li\u003e\n\u003cli\u003eOrganizing 12 × 75 mm FACS tubes before flow cytometry\u003c\/li\u003e\n\u003cli\u003eWater-bath incubation of tubes within the rated diameter range\u003c\/li\u003e\n\u003cli\u003eStaging transport tubes and large cryogenic vials for labeling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eConfirm material compatibility and your method’s requirements before use. No additional performance or regulatory certification is implied.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"background:#f3f8fc;border-left:4px solid #1f6fb2;padding:24px;margin-bottom:40px;\"\u003e\u003ch3\u003ePractical Bench Tip\u003c\/h3\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eMatch the rack to the tube’s outside diameter, not its nominal volume. Confirm that tall or conical-bottom tubes seat securely before loading a full rack into a water bath.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"border-bottom:1px solid #e0e0e0;padding:0 0 40px;margin:0 0 40px;\"\u003e\u003ch3\u003eRelated Laboratory Products\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible accessory:\u003c\/strong\u003e \u003ca href=\"\/products\/mtc-bio-disposable-rimless-test-tubes\"\u003eMTC Bio disposable rimless test tubes, 12 and 13 mm (fit R1115)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible accessory:\u003c\/strong\u003e \u003ca href=\"\/products\/mtc-bio-transport-culture-tubes-12-14ml\"\u003eMTC Bio 16 × 100 mm transport and culture tubes (fit R1117)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible accessory:\u003c\/strong\u003e \u003ca href=\"\/products\/mtc-bio-flowtubes-flow-cytometry-tubes\"\u003eMTC Bio FlowTubes 12 × 75 mm flow cytometry tubes (fit R1115)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlternative format:\u003c\/strong\u003e \u003ca href=\"\/products\/mtc-bio-tube-racks-storage-boxes\"\u003eMTC Bio microtube, conical and PCR tube racks and storage boxes\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"font-size:1rem;line-height:1.6;\"\u003eCompatible-accessory matches are based on MTC Bio’s stated rack diameter ranges and the tubes’ published outside diameters. Tubes and racks are sold separately; confirm tube height and bottom shape for your workflow.\u003c\/p\u003e\u003c\/section\u003e\u003cdiv class=\"faq_block\" 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;\"\u003eAre these an alternative to Nalgene Unwire test tube racks?\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;\"\u003eThey serve the same job with different specifications. Thermo Scientific Nalgene Unwire polypropylene racks 5976-0013 (13 mm) and 5976-0016 (16 mm) hold 72 tubes in a 6 × 12 array, are molded in one piece and are stated by Thermo Fisher to be not autoclavable. MTC Bio R1115 holds 90 tubes 12–14 mm and R1117 holds 60 tubes 15–17 mm; both snap together from a flat pack and are autoclavable. Position count and footprint differ, so do not assume an identical layout. Trademarks belong to their respective owners; comparison does not imply endorsement, affiliation or common manufacturing origin.\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 R1115 replace a Nalgene 13 mm rack such as 5976-0013?\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;\"\u003eFor 12–14 mm tubes, R1115 can serve the same purpose with 90 positions instead of 72. It is not identical: the footprint and array differ (6 × 15 versus 6 × 12), and R1115 is autoclavable while the Nalgene polypropylene Unwire rack is not. Check bench space and any automation or labeling layout before switching. Trademarks belong to their respective owners; comparison does not imply endorsement, affiliation or common manufacturing origin.\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 rack fits 12 × 75 mm FACS or culture 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;\"\u003eR1115. It accepts tubes 12–14 mm in diameter, which covers 12 × 75 mm FACS tubes and 12–13 mm test and culture 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;\"\u003eWhich rack fits 16 × 100 mm 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;\"\u003eR1117. It accepts tubes 15–17 mm in diameter, including 16 × 100 mm culture and transport 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 these racks?\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;\"\u003eYes. MTC Bio specifies autoclavable polypropylene for both R1115 and R1117. Follow your facility’s validated autoclave cycle.\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;\"\u003eWill the racks float in a water bath?\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;\"\u003eMTC Bio states the racks can be used safely in water baths without floating. Confirm stability with your tube load and water level.\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 many racks come in a pack, and are they assembled?\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;\"\u003eEach catalog number is a pack of five racks. They ship flat and snap together.\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 are the dimensions of R1115 and R1117?\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;\"\u003eR1115 measures 247 × 105 × 63 mm and R1117 measures 245 × 110 × 72 mm (L × W × H).\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MTC Bio","offers":[{"title":"R1115 | 90-place, 12–14 mm tubes, 5 racks","offer_id":52803259105578,"sku":"BTS-R1115","price":55.84,"currency_code":"USD","in_stock":true},{"title":"R1117 | 60-place, 15–17 mm tubes, 5 racks","offer_id":52803259138346,"sku":"BTS-R1117","price":55.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/Test-Tube-Rack-Family.jpg?v=1790786459","url":"https:\/\/bluetigerscientific.com\/products\/mtc-bio-test-tube-racks","provider":"Blue Tiger Scientific","version":"1.0","type":"link"}