{"product_id":"jg-finneran-associates-polypropylene-closure","title":"JG Finneran Associates Polypropylene Closure","description":"\u003carticle class=\"wlb-product\"\u003e\u003cheader class=\"wlb-header\"\u003e\n\u003ch2 class=\"wlb-title\"\u003e8-425 Black Open Hole Polypropylene Closure\u003c\/h2\u003e\n\u003cp class=\"wlb-meta\"\u003eby \u003cspan class=\"wlb-brand\"\u003eJG Finneran Associates\u003c\/span\u003e · SKU \u003cspan class=\"wlb-sku\"\u003eF806550-08\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/header\u003e\n\u003csection class=\"wlb-overview\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis 8-425 black open hole closure is manufactured from polypropylene and designed for use with standard 8-425 threaded laboratory vials. The cap features a central opening and is supplied with a 0.065 in red PTFE\/silicone septum, enabling sample access via syringe while maintaining a secure seal. The polypropylene construction provides broad chemical compatibility for routine analytical applications.\u003c\/p\u003e\n\u003cp\u003eThe open top configuration supports repeated needle penetration of the septum, making it suitable for chromatography and sample storage workflows requiring controlled access.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"wlb-highlights\"\u003e\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThread size: 8-425\u003c\/li\u003e\n\u003cli\u003eBlack polypropylene construction\u003c\/li\u003e\n\u003cli\u003eOpen hole design for septum access\u003c\/li\u003e\n\u003cli\u003e0.065 in red PTFE\/silicone lined septum included\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\u003eClosure type\u003c\/dt\u003e\n\u003cdd\u003eOpen hole screw cap\u003c\/dd\u003e\n\u003cdt\u003eThread finish\u003c\/dt\u003e\n\u003cdd\u003e8-425\u003c\/dd\u003e\n\u003cdt\u003eMaterial\u003c\/dt\u003e\n\u003cdd\u003ePolypropylene (cap)\u003c\/dd\u003e\n\u003cdt\u003eSeptum\u003c\/dt\u003e\n\u003cdd\u003e0.065 in red PTFE\/silicone\u003c\/dd\u003e\n\u003cdt\u003eColour\u003c\/dt\u003e\n\u003cdd\u003eBlack (cap), red (septum)\u003c\/dd\u003e\n\u003cdt\u003eCompatibility\u003c\/dt\u003e\n\u003cdd\u003e8-425 threaded vials\u003c\/dd\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eNew\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/section\u003e\n\u003csection class=\"wlb-applications\"\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eSuitable for use in chromatographic sample preparation and storage, including GC and HPLC workflows requiring syringe access. The PTFE\/silicone septum supports repeated needle puncture for liquid sampling and injection. Commonly used in analytical, pharmaceutical, and environmental laboratories.\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":"JG Finneran Associates","offers":[{"title":"8-425 mm \/ 0.065 in \/ 8 mm \/ Polypropylene \/ Open Hole \/ Black \/ Pack of 1000 \/ New - Unopened (Sealed)","offer_id":53321319317831,"sku":"F806550-08","price":141.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/7245\/8055\/files\/806550-08_8-425mm_black_open_hole_pp_closure_red_ptfe_white_silicone_0.065___12633.jpg?v=1770897826","url":"https:\/\/checkout.wasteless.bio\/en-us\/products\/jg-finneran-associates-polypropylene-closure","provider":"Wasteless Bio","version":"1.0","type":"link"}