{"product_id":"ratiolab-stoppers-for-test-tubes","title":"Ratiolab Stoppers for Test Tubes","description":"\u003carticle class=\"wlb-product\"\u003e\u003cheader class=\"wlb-header\"\u003e\n\u003ch2 class=\"wlb-title\"\u003eStoppers for Test Tubes\u003c\/h2\u003e\n\u003cp class=\"wlb-meta\"\u003eby \u003cspan class=\"wlb-brand\"\u003eRatiolab\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/header\u003e\n\u003csection class=\"wlb-overview\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eRatiolab test tube stoppers are polyethylene closures designed for sealing compatible laboratory test tubes. The range includes multiple diameter and colour variants to suit different tube sizes and identification requirements. All variants share the same basic stopper geometry.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"wlb-highlights\"\u003e\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured from polyethylene (PE)\u003c\/li\u003e\n\u003cli\u003eMultiple diameter options available\u003c\/li\u003e\n\u003cli\u003eColour-coded variants\u003c\/li\u003e\n\u003cli\u003eDesigned for sealing test tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"wlb-ataglance\"\u003e\n\u003ch2\u003eAt-a-glance\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003eProduct type\u003c\/dt\u003e\n\u003cdd\u003eTest tube stoppers\u003c\/dd\u003e\n\u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003ePolyethylene (PE)\u003c\/dd\u003e\n\u003cdt\u003eManufacturer\u003c\/dt\u003e\n\u003cdd\u003eRatiolab\u003c\/dd\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eNew \/ Unused\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eDiameter range\u003c\/th\u003e\n\u003cth\u003eColour\u003c\/th\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e3914900\u003c\/td\u003e\n\u003ctd\u003e16–17 mm\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003ctd\u003ePE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e351490R\u003c\/td\u003e\n\u003ctd\u003e11–12 mm\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003ctd\u003ePE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e391490Y\u003c\/td\u003e\n\u003ctd\u003e16–17 mm\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003ctd\u003ePE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection class=\"wlb-applications\"\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eThese stoppers are used to seal test tubes during sample handling and short-term containment in laboratory environments.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"wlb-sustainability\"\u003e\n\u003ch2\u003eSustainability\u003c\/h2\u003e\n\u003cp\u003eBy rehoming surplus lab products, this listing supports waste reduction and resource efficiency.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/article\u003e","brand":"Ratiolab","offers":[{"title":"Non-Sterile \/ Test Tubes \/ 11–12 mm \/ Polyethylene \/ Red \/ Pack of 1000 \/ New - Unopened (Sealed)","offer_id":53090434646343,"sku":"351490R","price":3.37,"currency_code":"GBP","in_stock":true},{"title":"Non-Sterile \/ Test Tubes \/ 11–17 mm \/ Polyethylene \/ Natural \/ Pack of 1000 \/ New - Unopened (Sealed)","offer_id":53090434613575,"sku":"3914900","price":3.89,"currency_code":"GBP","in_stock":true},{"title":"Non-Sterile \/ Test Tubes \/ 16–17 mm \/ Polyethylene \/ Yellow \/ Pack of 1000 \/ New - Unopened (Sealed)","offer_id":53090434679111,"sku":"391490Y","price":3.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/7245\/8055\/files\/convert_2d2e5b38-05d3-483e-82d3-1fe5ef894913.png?v=1767861829","url":"https:\/\/checkout.wasteless.bio\/products\/ratiolab-stoppers-for-test-tubes","provider":"Wasteless Bio","version":"1.0","type":"link"}