{"product_id":"mtc-bio-flip-n-fold™-sterile-sampling-bags-2-oz-to-55-oz","title":"MTC Bio Flip 'n Fold™ Sterile Sampling Bags – 2 oz to 55 oz","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\/Sterile-Sampling-Bags.jpg\" alt=\"MTC Bio Flip n Fold sterile sampling bags\" 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\u003eContamination-Free Collection, Start to Finish\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003e\u003cstrong\u003eYour sample should never touch anything but the inside of a sterile bag.\u003c\/strong\u003e Flip 'n Fold™ bags open with two external grip tabs, so fingers never enter the opening. Remove the tear strip, pull the tabs, add your sample, fold three times, and bend the wires. The bag is now airtight and moisture-sealed.\u003c\/p\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003e\u003cstrong\u003eMade of virgin polyethylene for clarity and strength\u003c\/strong\u003e, every bag is sterile, RNase-free, DNase-free, and non-pyrogenic, and meets USDA, EPA, and FDA standards. That makes them a dependable choice for regulated QA and environmental programs.\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\u003eBuilt for Real-World Sampling\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\u003eHands-Free Opening\u003c\/strong\u003e\u003cbr\u003eExternal grip tabs open the bag without finger contact, protecting sterility.\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\u003eGlove-Safe Closure\u003c\/strong\u003e\u003cbr\u003ePVC tabs extend past the stainless steel wire ends, so there are no punctures, scratches, or torn gloves.\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\u003eWide Temperature Range\u003c\/strong\u003e\u003cbr\u003eRated from −210 °C to +80 °C for frozen and cold-chain samples.\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\u003eHeavy-Duty 55 oz Sizes\u003c\/strong\u003e\u003cbr\u003e4.0 mil film on B5910 and B5911 handles soils, sludges, and blended material.\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\u003eWrite-On Marking Area\u003c\/strong\u003e\u003cbr\u003eA printed white panel on select sizes stays legible and resists smearing, so no tape or labels are needed.\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\u003eStores Flat\u003c\/strong\u003e\u003cbr\u003eEven the 55 oz (1,600 mL) bag folds completely flat to save storage space.\u003c\/p\u003e\u003c\/div\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 Size\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0 0 14px 0;\"\u003eNeed chain-of-custody labeling? Choose B5761, B5771, or B5911 for the printed marking area.\u003c\/p\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\u003e2–4 oz\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eCatalog No.:\u003c\/strong\u003e B5750, B5760, B5761\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Swabs, small solids, and 100 mL water samples\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\u003e18–27 oz\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eCatalog No.:\u003c\/strong\u003e B5770, B5771, B5780\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Typical food and environmental grab samples\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\u003e36 oz\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eCatalog No.:\u003c\/strong\u003e B5790\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Larger food and composite samples\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\u003e55 oz Heavy-Duty\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eCatalog No.:\u003c\/strong\u003e B5910, B5911\u003c\/p\u003e\n\u003cp style=\"font-size: 0.95rem; line-height: 1.6; margin: 0 0 6px 0;\"\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Bulk soil, sludge, and homogenization\u003c\/p\u003e\n\u003c\/div\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\u003eTypical 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;\"\u003eFood safety and dairy sampling\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eWater and wastewater testing\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eSoil, sediment, and agricultural sampling\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eEnvironmental surface and swab collection\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003ePharmaceutical raw material sampling\u003c\/li\u003e\n\u003cli style=\"font-size: 1rem; line-height: 1.6; margin-bottom: 6px;\"\u003eIndustrial QA and incoming inspection\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\u003eTip for a Leak-Tight Seal\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 1rem; line-height: 1.6; margin: 0;\"\u003eFold the top of the bag over at least three times before bending the wire tabs. Under-folding can let liquid seep out if the bag is squeezed during transport. Keep bags in their dispenser box until use to preserve sterility.\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;\"\u003eAre Flip 'n Fold™ bags a good alternative to Whirl-Pak® bags?\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. Flip 'n Fold™ bags use the same fold-over, wire-tab closure style, come sterile, and are offered in 2 to 55 oz sizes for food, water, soil, and environmental sampling. Whirl-Pak® is a trademark of its respective owner; Blue Tiger Scientific is not affiliated.\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 Flip 'n Fold™ sampling bags sterile?\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. They are sterile, RNase-free, DNase-free, and non-pyrogenic, and they meet USDA, EPA, and FDA standards.\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 you seal a Flip 'n Fold™ sampling bag?\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;\"\u003eRemove the tear strip, pull the two external grip tabs to open the bag, add your sample, fold the top over at least three times, and bend the wire tabs. The bag is then airtight and moisture-sealed.\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 temperature range can the bags handle?\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;\"\u003eFlip 'n Fold™ bags are suitable from −210 °C to +80 °C, so they work for frozen and cold-chain samples.\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 sampling bag size should I choose?\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;\"\u003eUse 2–4 oz bags for swabs and 100 mL water samples, 18–27 oz for typical food and environmental grab samples, and the heavy-duty 4.0 mil 55 oz bags for bulk soil, sludge, and composite samples.\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 sizes have a write-on marking area?\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;\"\u003eB5761 (4 oz), B5771 (18 oz), and B5911 (55 oz) include a printed white marking panel for labeling without tape or labels.\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":"B5750 | 2oz | 127×76mm | 2.8 mil | No Marking Area | 500\/pk","offer_id":52787492520234,"sku":"BTS-B5750","price":103.59,"currency_code":"USD","in_stock":true},{"title":"B5760 | 4oz | 178×76mm | 2.8 mil | No Marking Area | 500\/pk","offer_id":52787492553002,"sku":"BTS-B5760","price":107.45,"currency_code":"USD","in_stock":true},{"title":"B5761 | 4oz | 178×76mm | 2.8 mil | Printed Marking Area | 500\/pk","offer_id":52787492585770,"sku":"BTS-B5761","price":115.96,"currency_code":"USD","in_stock":true},{"title":"B5770 | 18oz | 229×114mm | 2.8 mil | No Marking Area | 500\/pk","offer_id":52787492618538,"sku":"BTS-B5770","price":141.46,"currency_code":"USD","in_stock":true},{"title":"B5771 | 18oz | 229×114mm | 2.8 mil | Printed Marking Area | 500\/pk","offer_id":52787492651306,"sku":"BTS-B5771","price":177.78,"currency_code":"USD","in_stock":true},{"title":"B5780 | 27oz | 304×114mm | 2.8 mil | No Marking Area | 500\/pk","offer_id":52787492684074,"sku":"BTS-B5780","price":214.9,"currency_code":"USD","in_stock":true},{"title":"B5790 | 36oz | 381×114mm | 2.8 mil | No Marking Area | 500\/pk","offer_id":52787492716842,"sku":"BTS-B5790","price":239.64,"currency_code":"USD","in_stock":true},{"title":"B5910 | 55oz | 300×180mm | 4.0 mil | No Marking Area | 250\/pk","offer_id":52787492749610,"sku":"BTS-B5910","price":230.37,"currency_code":"USD","in_stock":true},{"title":"B5911 | 55oz | 300×180mm | 4.0 mil | Printed Marking Area | 250\/pk","offer_id":52787492782378,"sku":"BTS-B5911","price":270.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/1579\/4474\/files\/Sterile-Sampling-Bags.jpg?v=1790613521","url":"https:\/\/bluetigerscientific.com\/products\/mtc-bio-flip-n-fold%e2%84%a2-sterile-sampling-bags-2-oz-to-55-oz","provider":"Blue Tiger Scientific","version":"1.0","type":"link"}