{"product_id":"amber-3ml-cartridge","title":"Amber 3 ml Glass Cartridges for Pens (10-Pack)","description":"\u003c!--pp-acc-style--\u003e\u003c!--\/pp-acc-style--\u003e\n\u003cp\u003eAmber 3 ml (300-unit) glass pen cartridges, sold in packs of 10. Same standard cartridge as our \u003ca href=\"\/products\/gansulin-3ml-cartridge\"\u003eclear 3 ml cartridge\u003c\/a\u003e - same dimensions, same 8 mm short stopper, same fit in the Gansulin pen and every other standard-cartridge instrument - but drawn from \u003cstrong\u003eType I amber borosilicate glass\u003c\/strong\u003e. Amber glass filters out UV and much of the blue-violet light that degrades light-sensitive research compounds, so the contents get built-in light protection the moment they leave the fridge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy amber:\u003c\/strong\u003e many research peptides and other lab preparations are light-sensitive, and photodegradation starts with UV and short-wavelength visible light. Clear borosilicate transmits nearly all of it; amber borosilicate blocks most light below roughly 450 nm. That matters most when a filled cartridge spends time outside a dark fridge: on a bench under lab lighting, near a window, or zipped into a travel case. For travel days especially, an amber cartridge rides in a pen or a pouch without needing to be wrapped in foil or kept in the dark.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGood for:\u003c\/strong\u003e travel and transport (the light filter rides along - no foil wrap or dark box), cartridges seated in a pen with an open dose window, bench sessions in bright or window-lit rooms, slow multi-week draw-downs, and any compound whose literature flags light sensitivity.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eJust launched:\u003c\/em\u003e this amber version is new, so its own reviews are still coming in. It is the identical cartridge build to our \u003ca href=\"\/products\/gansulin-3ml-cartridge\"\u003eclear 3 ml cartridge\u003c\/a\u003e - same glass tubing spec, cap, septum, plunger and factory - which is rated \u003cstrong\u003e4.8\/5 across 24 reviews\u003c\/strong\u003e; only the amber tint is different.\u003c\/p\u003e\n\u003c!-- pp-note: no aggregateRating markup on this page on purpose; the 24 reviews belong to the clear product --\u003e\n\u003cp\u003e\u003cstrong\u003ePick an amount:\u003c\/strong\u003e a 10-pack, or bulk packs of 100, 200 or 400 - the price per cartridge drops as the pack size goes up. Every cartridge is individually pouch-sealed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStorage:\u003c\/strong\u003e keep cartridges sealed in their pouches in a clean, dry place at moderate room temperature, ideally below 75°F (24°C), away from high humidity. Amber glass reduces light exposure but is not a substitute for proper cold storage of a filled cartridge - follow the stability guidance for whatever the cartridge holds (typically 2-8°C, dark). The pouch is the protective barrier: do not use a cartridge if its pouch is torn, wet or damaged.\u003c\/p\u003e\n\u003c!--pp-acc--\u003e\n\u003cdetails class=\"pp-acc\"\u003e\n\u003csummary\u003e\u003c!--pp-acc-s--\u003eWhy buy this from Preppin Peppers\u003c!--\/pp-acc-s--\u003e\u003c\/summary\u003e\n\u003cdiv class=\"pp-acc-body\"\u003e\n\u003c!--pp-acc-b--\u003e\u003cdiv style=\"margin: 28px 0;\" class=\"pp-trust\"\u003e\n\n\u003cdiv class=\"pp-trust-grid\"\u003e\n\u003cdiv class=\"pp-trust-card\"\u003e\n\u003cb\u003eStraight from the manufacturer\u003c\/b\u003e\u003cspan\u003eWe buy direct from the factories that build these pens. No importer, no distributor, no drop-shipper taking a cut, which is why our pens land under the reseller price for the same class of hardware.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pp-trust-card\"\u003e\n\u003cb\u003eThe same spec every run\u003c\/b\u003e\u003cspan\u003eSame factory, same tooling, same build each time, instead of whatever a marketplace seller sourced cheapest this month.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pp-trust-card\"\u003e\n\u003cb\u003eNo lock-in, ever\u003c\/b\u003e\u003cspan\u003eStandard 3 ml (300-unit) glass cartridges and standard screw-on pen needles. No proprietary refills, so you are never tied to us.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pp-trust-card\"\u003e\n\u003cb\u003eFactory-sealed and tracked\u003c\/b\u003e\u003cspan\u003eGenuine and new in factory-sealed retail packaging, with tracking emailed the moment it leaves our facility.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pp-trust-card\"\u003e\n\u003cb\u003eWrong or damaged? We fix it\u003c\/b\u003e\u003cspan\u003eAll sales are final, but if we ship the wrong item or it arrives damaged, contact us within 7 days of delivery and we will replace it or refund it at no cost to you.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pp-trust-card\"\u003e\n\u003cb\u003eWe answer the hard questions\u003c\/b\u003e\u003cspan\u003eStopper format, dose mechanism, exact build: ask us anything about the hardware and you get a real answer, because we deal with the people who make it.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- \/pp-trust --\u003e\u003c!--\/pp-acc-b--\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\u003c!--\/pp-acc--\u003e\n\u003cp\u003e\u003cem\u003eSold for research, educational, and demonstration use only. Not a medical device and not sold as a validated-sterile clinical product; not for human or veterinary use of any kind. 21+.\u003c\/em\u003e\u003c\/p\u003e\n\u003c!--pp-acc--\u003e\n\u003cdetails open=\"\" class=\"pp-acc\"\u003e\n\u003csummary\u003e\u003c!--pp-acc-s--\u003eSpecifications\u003c!--\/pp-acc-s--\u003e\u003c\/summary\u003e\n\u003cdiv class=\"pp-acc-body\"\u003e\n\u003c!--pp-acc-b--\u003e\n\u003cdiv class=\"pp-spec\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eAmber glass pen cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003e3 ml (300 units on a U-100 scale)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eType I amber borosilicate glass, silver crimp cap, rubber septum and plunger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLight protection\u003c\/th\u003e\n\u003ctd\u003eAmber glass blocks UV and most visible light below about 450 nm, shielding light-sensitive contents from photodegradation. Clear glass transmits nearly all of it.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePen compatibility\u003c\/th\u003e\n\u003ctd\u003eThe same cartridge fits the Gansulin, V1, V2 and V3 pens. 3 ml cartridges vary by stopper length and that affects fit, so check the stopper length before buying cartridges elsewhere.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStopper\u003c\/th\u003e\n\u003ctd\u003e8 mm short stopper. Many 3 ml cartridges sold elsewhere use an 11 mm long stopper, which is a different format - check before buying cartridges from another source.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCartridge dimensions\u003c\/th\u003e\n\u003ctd\u003eRepresentative for the format and varying slightly by manufacturer: about 11.6 mm outer diameter at the barrel, about 9.7 mm inner diameter, about 62 to 63 mm long, with an 8 mm crimp finish.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003ctd\u003eIndividually sealed in self-sealing sterilization pouches (EO and steam indicators)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003ctd\u003eStandard cartridge pens, including the Gansulin pen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack sizes\u003c\/th\u003e\n\u003ctd\u003e10-pack, and bulk packs of 100, 200 or 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntended use\u003c\/th\u003e\n\u003ctd\u003eResearch, educational, and demonstration use only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!--\/pp-acc-b--\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!--\/pp-acc--\u003e\n\u003cp class=\"pp-coa\"\u003eIndividually pouch-sealed; inspect each pouch before use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e the \u003ca href=\"\/products\/gansulin-metal-peptide-pen\"\u003eGansulin metal pen\u003c\/a\u003e and \u003ca href=\"\/products\/bacteriostatic-water-30ml\"\u003ebacteriostatic water\u003c\/a\u003e. Not sure you need amber? Read \u003ca href=\"\/blogs\/the-lab\/amber-vs-clear-glass-cartridges\"\u003eamber vs clear glass cartridges\u003c\/a\u003e, or grab the \u003ca href=\"\/products\/gansulin-3ml-cartridge\"\u003estandard clear 3 ml cartridge\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdetails class=\"pp-acc\"\u003e\n\u003csummary\u003eCommon questions\u003c\/summary\u003e\n\u003cdiv class=\"pp-acc-body\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is different about amber cartridges?\u003c\/strong\u003e\u003cbr\u003eOnly the glass. Amber Type I borosilicate filters out UV and most visible light below about 450 nm, protecting light-sensitive contents from photodegradation. Dimensions, stopper, cap and pen fit are identical to our clear 3 ml cartridge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich pens do these cartridges fit?\u003c\/strong\u003e\u003cbr\u003eAny standard cartridge pen built around the 3 ml \/ 300-unit format, including the Gansulin pen and the V1, V2, and V3 reconstitution pens. No proprietary lock-in.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen should I choose amber over clear?\u003c\/strong\u003e\u003cbr\u003eWhen a filled cartridge will spend time in the light: on a bench, near a window, or in a travel case. Clear glass lets you inspect contents more easily; amber trades a little visibility for built-in light protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does each cartridge hold?\u003c\/strong\u003e\u003cbr\u003e3 ml, which reads as 300 units on a U-100 scale.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they packaged?\u003c\/strong\u003e\u003cbr\u003eIndividually sealed in self-sealing sterilization pouches with EO and steam process indicators. As with everything we sell, they are offered for research use and are not sold as sterile medical devices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat pack sizes are available?\u003c\/strong\u003e\u003cbr\u003eA 10-pack on this page, and bulk packs of 100, 200 or 400 for higher-volume benches.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is this sold for?\u003c\/strong\u003e\u003cbr\u003eResearch, educational, and demonstration use only. Nothing we sell is a medical device or is sold as one, and nothing is for human or veterinary use of any kind.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\u003cscript type=\"application\/ld+json\" data-pp-faq-schema\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is different about amber cartridges?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Only the glass. Amber Type I borosilicate filters out UV and most visible light below about 450 nm, protecting light-sensitive contents from photodegradation. Dimensions, stopper, cap and pen fit are identical to the clear 3 ml cartridge.\"}}, {\"@type\": \"Question\", \"name\": \"Which pens do these cartridges fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Any standard cartridge pen built around the 3 ml \/ 300-unit format, including the Gansulin pen and the V1, V2, and V3 reconstitution pens. No proprietary lock-in.\"}}, {\"@type\": \"Question\", \"name\": \"When should I choose amber over clear?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"When a filled cartridge will spend time in the light: on a bench, near a window, or in a travel case. Clear glass lets you inspect contents more easily; amber trades a little visibility for built-in light protection.\"}}, {\"@type\": \"Question\", \"name\": \"How much does each cartridge hold?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"3 ml, which reads as 300 units on a U-100 scale.\"}}, {\"@type\": \"Question\", \"name\": \"How are they packaged?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Individually sealed in self-sealing sterilization pouches with EO and steam process indicators. They are offered for research use and are not sold as sterile medical devices.\"}}, {\"@type\": \"Question\", \"name\": \"What pack sizes are available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A 10-pack, and bulk packs of 100, 200 or 400 for higher-volume benches.\"}}, {\"@type\": \"Question\", \"name\": \"What is this sold for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Research, educational, and demonstration use only. Not a medical device and not for human or veterinary use of any kind.\"}}]}\u003c\/script\u003e","brand":"PreppinPeppers","offers":[{"title":"10 Cartridges","offer_id":49153246593178,"sku":"PP-CART-AMB-10","price":17.49,"currency_code":"USD","in_stock":true},{"title":"100 Cartridges","offer_id":49153246625946,"sku":"PP-CART-AMB-100","price":115.0,"currency_code":"USD","in_stock":true},{"title":"200 Cartridges","offer_id":49153246658714,"sku":"PP-CART-AMB-200","price":210.0,"currency_code":"USD","in_stock":true},{"title":"400 Cartridges","offer_id":49153246691482,"sku":"PP-CART-AMB-400","price":380.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4452\/5978\/files\/amber-cart-standing.webp?v=1788192064","url":"https:\/\/www.preppinpeppers.com\/products\/amber-3ml-cartridge","provider":"PreppinPeppers","version":"1.0","type":"link"}