{"title":"Research Pens","description":"\u003cp\u003eReusable, all-metal dial-a-dose peptide pens for standard 3 ml cartridges. Machined bodies, one audible click per unit, built to be kept, not thrown away.\u003c\/p\u003e","products":[{"product_id":"gansulin-metal-reusable-pen","title":"Gansulin Metal Reusable Pen (1-60 Units, 3 ml Cartridges)","description":"\u003cp\u003eThe Gansulin pen is an all-metal, dial-a-dose instrument for standard 3 ml (300-unit) glass cartridges. Where the market default is disposable plastic, this is a machined metal chassis built to be kept: one audible, tactile click per unit, from 1 to 60 units, with a dose window you can read at a glance.\u003c\/p\u003e\n\u003cdiv data-vardesc\u003e\n  \u003cdiv class=\"pp-vardesc-block\" data-vardesc-match=\"1 pen\"\u003e\n    \u003cp\u003e\u003cstrong\u003eSingle pen — $64.99.\u003c\/strong\u003e One all-metal pen with its zip case. Add cartridges and bacteriostatic water below to complete the setup.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"pp-vardesc-block\" data-vardesc-match=\"2 pen\" hidden\u003e\n    \u003cp\u003e\u003cstrong\u003e2 pens — $119.98 ($59.99 each), save $10.\u003c\/strong\u003e Keep a spare on the bench, or share one. Both ship new in factory-sealed retail boxes.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"pp-vardesc-block\" data-vardesc-match=\"4 pen\" hidden\u003e\n    \u003cp\u003e\u003cstrong\u003e4 pens — $219.96 ($54.99 each). Best value, save $40.\u003c\/strong\u003e The lowest per-pen price, ideal for a lab bench or a longer run.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pp-spec\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eReusable dial-a-dose cartridge pen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody material\u003c\/th\u003e\n\u003ctd\u003eAnodized metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCartridge format\u003c\/th\u003e\n\u003ctd\u003eStandard 3 ml \/ 300-unit glass cartridges. No proprietary consumables, no lock-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNeedle interface\u003c\/th\u003e\n\u003ctd\u003eStandard screw-on pen needles (needles not included or sold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDose range\u003c\/th\u003e\n\u003ctd\u003e1 to 60 units, in 1-unit (0.01 ml) increments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDose feedback\u003c\/th\u003e\n\u003ctd\u003eAudible and tactile click per unit; firm end-of-travel stop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverdraw interlock\u003c\/th\u003e\n\u003ctd\u003eThe dial stops when the set dose exceeds what remains in the cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDial-back correction\u003c\/th\u003e\n\u003ctd\u003eTurn the knob back to reduce a set dose without dispensing a drop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIn the box\u003c\/th\u003e\n\u003ctd\u003e1 pen and 1 zip case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eShips from the USA\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\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"pp-coa\"\u003eGenuine and new, shipped in a factory-sealed retail box.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSold for research, educational, and demonstration use only. Not a medical device, not sold sterile, and not for human or veterinary use of any kind. Not evaluated, cleared, or approved by the FDA. 18+.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePairs with:\u003c\/strong\u003e \u003ca href=\"\/products\/gansulin-3ml-cartridge\"\u003estandard 3 ml cartridges\u003c\/a\u003e and \u003ca href=\"\/products\/bacteriostatic-water-30ml\"\u003ebacteriostatic water\u003c\/a\u003e for reconstitution. New here? See \u003ca href=\"\/blogs\/the-lab\/how-a-dial-a-dose-pen-works\"\u003ehow a dial-a-dose pen works\u003c\/a\u003e.\u003c\/p\u003e","brand":"Gansulin","offers":[{"title":"1 Pen","offer_id":48661019132058,"sku":"PP-GANS-1","price":64.99,"currency_code":"USD","in_stock":true},{"title":"2 Pens","offer_id":48661286355098,"sku":"PP-GANS-2","price":119.98,"currency_code":"USD","in_stock":true},{"title":"4 Pens","offer_id":48661286387866,"sku":"PP-GANS-4","price":219.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4452\/5978\/files\/pen-hero-float.webp?v=1783382396"},{"product_id":"80-unit-reusable-metal-reconstitution-pen-3-ml-cartridges","title":"V1 Pen — Metal Reconstitution Pen (80-Unit, 3 ml)","description":"\u003cp\u003eThe V1 Pen is a reusable metal-bodied dial-a-dose pen that dials 1 to 80 units in single-unit clicks, for research reconstitution work that needs a larger single draw than a standard 60-unit pen. It takes standard 3 ml short-stopper glass cartridges.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDose mechanism:\u003c\/strong\u003e Manual dial, 1-unit clicks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax single dose:\u003c\/strong\u003e 80 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridge:\u003c\/strong\u003e standard 3 ml \/ 300-unit short-stopper glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e gold, blue, green, black, grey\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable:\u003c\/strong\u003e yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a distinct pen, not a version of the \u003ca href=\"\/products\/gansulin-metal-reusable-pen\"\u003eall-metal Gansulin pen\u003c\/a\u003e. Choose by the build, mechanism, and dose range your research work needs.\u003c\/p\u003e\n\u003cp style=\"border-left: 3px solid #d97706; background: #fffbeb; padding: 10px 14px; border-radius: 8px; font-size: 13px; color: #5a4300;\"\u003e\u003cb\u003eFor research and educational reference only.\u003c\/b\u003e PreppinPeppers sells laboratory hardware for research use; not medical or dosing advice; not for human or animal use.\u003c\/p\u003e\n\u003c!-- pp-pen-compare --\u003e\u003cdiv class=\"pp-pen-compare\"\u003e\n\u003cstyle\u003e.pp-pen-compare{margin:28px 0}.pp-pen-compare table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:14px}.pp-pen-compare th,.pp-pen-compare td{padding:9px 10px;text-align:left;vertical-align:top;border-bottom:1px solid #eef1f4;word-wrap:break-word;overflow-wrap:anywhere}.pp-pen-compare thead th{border-bottom:2px solid #e3e7ec;font-weight:700}.pp-pen-compare .ppc-spec{width:22%;color:#6b7280;font-weight:600}.pp-pen-compare .ppc-cur{background:#f7f9ff}.pp-pen-compare thead th.ppc-cur{color:#2b57ff}@media(max-width:640px){.pp-pen-compare table,.pp-pen-compare tbody,.pp-pen-compare tr,.pp-pen-compare td{display:block;width:100%}.pp-pen-compare thead{display:none}.pp-pen-compare tr{margin-bottom:16px;border:1px solid #e3e6ea;border-radius:10px;overflow:hidden}.pp-pen-compare .ppc-spec{display:block;width:auto;background:#f4f6f8;font-size:12px;text-transform:uppercase;letter-spacing:.03em}.pp-pen-compare td:before{content:attr(data-pen) \" \";font-weight:700;color:#101418}.pp-pen-compare td{border-bottom:1px solid #f0f2f4}}\u003c\/style\u003e\n\u003ch2\u003eV1 vs V2 vs V3 — which reconstitution pen fits your research work?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth class=\"ppc-spec\"\u003eSpec\u003c\/th\u003e\n\u003cth class=\"ppc-h ppc-cur\"\u003eV1 Pen — this pen\u003c\/th\u003e\n\u003cth class=\"ppc-h\"\u003e\u003ca href=\"\/products\/auto-dispense-reusable-reconstitution-pen-60-unit-3-ml\" style=\"color:inherit\"\u003eV2 Pen\u003c\/a\u003e\u003c\/th\u003e\n\u003cth class=\"ppc-h\"\u003e\u003ca href=\"\/products\/consistent-dose-reusable-reconstitution-pen-3-ml\" style=\"color:inherit\"\u003eV3 Pen\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eDose mechanism\u003c\/th\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V1 Pen\"\u003eManual dial, 1-unit clicks\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003eSpring-assisted auto-dispense (single press)\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003eManual dial-a-dose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eMax single dose\u003c\/th\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V1 Pen\"\u003e80 units\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003e60 units\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003e60 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eBody\u003c\/th\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V1 Pen\"\u003eMetal\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003eAluminium\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003eAluminium alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eCartridge\u003c\/th\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V1 Pen\"\u003e3 ml \/ 300U (short-stopper)\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003e3 ml \/ 300U\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003e3 ml \/ 300U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eSize\u003c\/th\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V1 Pen\"\u003e—\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003e16 cm x 1.86 cm\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003e16 cm x 1.86 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin-top:12px\"\u003eAll three take standard 3 ml glass cartridges and universal pen needles. Note: 3 ml cartridges vary by \u003cb\u003estopper length\u003c\/b\u003e — check the stopper type before pairing a pen with cartridges you already own. Full walkthrough: \u003ca href=\"\/blogs\/the-lab\/peptide-pen-buyers-checklist-specs-compared\"\u003ethe pen buyer’s checklist\u003c\/a\u003e. For research and educational reference only.\u003c\/p\u003e\n\u003c\/div\u003e\u003c!-- \/pp-pen-compare --\u003e","brand":"Preppin Peppers","offers":[{"title":"Gold \/ Pen only","offer_id":48722573754522,"sku":"PP-PEN80-GLD","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ With carry case","offer_id":48722573787290,"sku":"PP-PEN80-GLD-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Pen only","offer_id":48722573820058,"sku":"PP-PEN80-BLU","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ With carry case","offer_id":48722573852826,"sku":"PP-PEN80-BLU-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ Pen only","offer_id":48722573885594,"sku":"PP-PEN80-GRN","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Green \/ With carry case","offer_id":48722573918362,"sku":"PP-PEN80-GRN-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ Pen only","offer_id":48722573951130,"sku":"PP-PEN80-BLK","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ With carry case","offer_id":48722573983898,"sku":"PP-PEN80-BLK-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Grey \/ Pen only","offer_id":48722574016666,"sku":"PP-PEN80-GRY","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Grey \/ With carry case","offer_id":48722574049434,"sku":"PP-PEN80-GRY-CASE","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4452\/5978\/files\/hf_20260712_033223_3ef6957c-7392-42dc-ac53-ec2548699970.png?v=1783827392"},{"product_id":"auto-dispense-reusable-reconstitution-pen-60-unit-3-ml","title":"V2 Pen — Auto-Dispense Reconstitution Pen (60-Unit, 3 ml)","description":"\u003cp\u003eThe V2 Pen is a reusable aluminum-bodied pen with a spring-assisted auto-dispense mechanism: set the amount and a single press dispenses the set volume. It takes standard 3 ml glass cartridges.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDose mechanism:\u003c\/strong\u003e Spring-assisted auto-dispense (single press)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax single dose:\u003c\/strong\u003e 60 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridge:\u003c\/strong\u003e standard 3 ml \/ 300-unit glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 16 cm x 1.86 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e gold, blue, green, light pink, grey, silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable:\u003c\/strong\u003e yes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis is a distinct pen, not a version of the \u003ca href=\"\/products\/gansulin-metal-reusable-pen\"\u003eall-metal Gansulin pen\u003c\/a\u003e. Choose by the build, mechanism, and dose range your research work needs.\u003c\/p\u003e\u003cp style=\"border-left:3px solid #d97706;background:#fffbeb;padding:10px 14px;border-radius:8px;font-size:13px;color:#5a4300\"\u003e\u003cb\u003eFor research and educational reference only.\u003c\/b\u003e PreppinPeppers sells laboratory hardware for research use; not medical or dosing advice; not for human or animal use.\u003c\/p\u003e\u003c!-- pp-pen-compare --\u003e\u003cdiv class=\"pp-pen-compare\"\u003e\n\u003cstyle\u003e.pp-pen-compare{margin:28px 0}.pp-pen-compare table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:14px}.pp-pen-compare th,.pp-pen-compare td{padding:9px 10px;text-align:left;vertical-align:top;border-bottom:1px solid #eef1f4;word-wrap:break-word;overflow-wrap:anywhere}.pp-pen-compare thead th{border-bottom:2px solid #e3e7ec;font-weight:700}.pp-pen-compare .ppc-spec{width:22%;color:#6b7280;font-weight:600}.pp-pen-compare .ppc-cur{background:#f7f9ff}.pp-pen-compare thead th.ppc-cur{color:#2b57ff}@media(max-width:640px){.pp-pen-compare table,.pp-pen-compare tbody,.pp-pen-compare tr,.pp-pen-compare td{display:block;width:100%}.pp-pen-compare thead{display:none}.pp-pen-compare tr{margin-bottom:16px;border:1px solid #e3e6ea;border-radius:10px;overflow:hidden}.pp-pen-compare .ppc-spec{display:block;width:auto;background:#f4f6f8;font-size:12px;text-transform:uppercase;letter-spacing:.03em}.pp-pen-compare td:before{content:attr(data-pen) \" \";font-weight:700;color:#101418}.pp-pen-compare td{border-bottom:1px solid #f0f2f4}}\u003c\/style\u003e\n\u003ch2\u003eV1 vs V2 vs V3 — which reconstitution pen fits your research work?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth class=\"ppc-spec\"\u003eSpec\u003c\/th\u003e\n\u003cth class=\"ppc-h\"\u003e\u003ca href=\"\/products\/80-unit-reusable-metal-reconstitution-pen-3-ml\" style=\"color:inherit\"\u003eV1 Pen\u003c\/a\u003e\u003c\/th\u003e\n\u003cth class=\"ppc-h ppc-cur\"\u003eV2 Pen — this pen\u003c\/th\u003e\n\u003cth class=\"ppc-h\"\u003e\u003ca href=\"\/products\/consistent-dose-reusable-reconstitution-pen-3-ml\" style=\"color:inherit\"\u003eV3 Pen\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eDose mechanism\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003eManual dial, 1-unit clicks\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V2 Pen\"\u003eSpring-assisted auto-dispense (single press)\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003eManual dial-a-dose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eMax single dose\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003e80 units\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V2 Pen\"\u003e60 units\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003e60 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eBody\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003eMetal\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V2 Pen\"\u003eAluminium\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003eAluminium alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eCartridge\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003e3 ml \/ 300U (short-stopper)\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V2 Pen\"\u003e3 ml \/ 300U\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003e3 ml \/ 300U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eSize\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003e—\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V2 Pen\"\u003e16 cm x 1.86 cm\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V3 Pen\"\u003e16 cm x 1.86 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin-top:12px\"\u003eAll three take standard 3 ml glass cartridges and universal pen needles. Note: 3 ml cartridges vary by \u003cb\u003estopper length\u003c\/b\u003e — check the stopper type before pairing a pen with cartridges you already own. Full walkthrough: \u003ca href=\"\/blogs\/the-lab\/peptide-pen-buyers-checklist-specs-compared\"\u003ethe pen buyer’s checklist\u003c\/a\u003e. For research and educational reference only.\u003c\/p\u003e\n\u003c\/div\u003e\u003c!-- \/pp-pen-compare --\u003e","brand":"Preppin Peppers","offers":[{"title":"Gold \/ Pen only","offer_id":48722578473114,"sku":"PP-PENAUTO-GLD","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ With carry case","offer_id":48722578505882,"sku":"PP-PENAUTO-GLD-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Pen only","offer_id":48722578538650,"sku":"PP-PENAUTO-BLU","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ With carry case","offer_id":48722578571418,"sku":"PP-PENAUTO-BLU-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ Pen only","offer_id":48722578604186,"sku":"PP-PENAUTO-GRN","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Green \/ With carry case","offer_id":48722578636954,"sku":"PP-PENAUTO-GRN-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Light Pink \/ Pen only","offer_id":48722578669722,"sku":"PP-PENAUTO-PNK","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Light Pink \/ With carry case","offer_id":48722578702490,"sku":"PP-PENAUTO-PNK-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Grey \/ Pen only","offer_id":48722578735258,"sku":"PP-PENAUTO-GRY","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Grey \/ With carry case","offer_id":48722578768026,"sku":"PP-PENAUTO-GRY-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ Pen only","offer_id":48722578800794,"sku":"PP-PENAUTO-SLV","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ With carry case","offer_id":48722578833562,"sku":"PP-PENAUTO-SLV-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ Pen only","offer_id":48722921357466,"sku":"PP-PENAUTO-BLK","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ With carry case","offer_id":48722922569882,"sku":"PP-PENAUTO-BLK-CASE","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4452\/5978\/files\/Hcacded94a184404c83b53f7a90395df1R.jpg?v=1783759684"},{"product_id":"consistent-dose-reusable-reconstitution-pen-3-ml","title":"V3 Pen — Luxury Aluminum Manual Pen (60-Unit, 3 ml)","description":"\u003cp\u003eThe V3 Pen is a reusable aluminum-alloy dial-a-dose pen with manual delivery, for research reconstitution work on standard 3 ml glass cartridges. A durable metal-alloy build in a slim, luxe finish.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDose mechanism:\u003c\/strong\u003e Manual dial-a-dose delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax single dose:\u003c\/strong\u003e 60 units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Aluminum alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridge:\u003c\/strong\u003e standard 3 ml \/ 300-unit glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 16 cm x 1.86 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e gold, blue, green, light pink, grey, silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable:\u003c\/strong\u003e yes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis is a distinct pen, not a version of the \u003ca href=\"\/products\/gansulin-metal-reusable-pen\"\u003eall-metal Gansulin pen\u003c\/a\u003e. Choose by the build, mechanism, and dose range your research work needs.\u003c\/p\u003e\u003cp style=\"border-left:3px solid #d97706;background:#fffbeb;padding:10px 14px;border-radius:8px;font-size:13px;color:#5a4300\"\u003e\u003cb\u003eFor research and educational reference only.\u003c\/b\u003e PreppinPeppers sells laboratory hardware for research use; not medical or dosing advice; not for human or animal use.\u003c\/p\u003e\u003c!-- pp-pen-compare --\u003e\u003cdiv class=\"pp-pen-compare\"\u003e\n\u003cstyle\u003e.pp-pen-compare{margin:28px 0}.pp-pen-compare table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:14px}.pp-pen-compare th,.pp-pen-compare td{padding:9px 10px;text-align:left;vertical-align:top;border-bottom:1px solid #eef1f4;word-wrap:break-word;overflow-wrap:anywhere}.pp-pen-compare thead th{border-bottom:2px solid #e3e7ec;font-weight:700}.pp-pen-compare .ppc-spec{width:22%;color:#6b7280;font-weight:600}.pp-pen-compare .ppc-cur{background:#f7f9ff}.pp-pen-compare thead th.ppc-cur{color:#2b57ff}@media(max-width:640px){.pp-pen-compare table,.pp-pen-compare tbody,.pp-pen-compare tr,.pp-pen-compare td{display:block;width:100%}.pp-pen-compare thead{display:none}.pp-pen-compare tr{margin-bottom:16px;border:1px solid #e3e6ea;border-radius:10px;overflow:hidden}.pp-pen-compare .ppc-spec{display:block;width:auto;background:#f4f6f8;font-size:12px;text-transform:uppercase;letter-spacing:.03em}.pp-pen-compare td:before{content:attr(data-pen) \" \";font-weight:700;color:#101418}.pp-pen-compare td{border-bottom:1px solid #f0f2f4}}\u003c\/style\u003e\n\u003ch2\u003eV1 vs V2 vs V3 — which reconstitution pen fits your research work?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth class=\"ppc-spec\"\u003eSpec\u003c\/th\u003e\n\u003cth class=\"ppc-h\"\u003e\u003ca href=\"\/products\/80-unit-reusable-metal-reconstitution-pen-3-ml\" style=\"color:inherit\"\u003eV1 Pen\u003c\/a\u003e\u003c\/th\u003e\n\u003cth class=\"ppc-h\"\u003e\u003ca href=\"\/products\/auto-dispense-reusable-reconstitution-pen-60-unit-3-ml\" style=\"color:inherit\"\u003eV2 Pen\u003c\/a\u003e\u003c\/th\u003e\n\u003cth class=\"ppc-h ppc-cur\"\u003eV3 Pen — this pen\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eDose mechanism\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003eManual dial, 1-unit clicks\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003eSpring-assisted auto-dispense (single press)\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V3 Pen\"\u003eManual dial-a-dose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eMax single dose\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003e80 units\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003e60 units\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V3 Pen\"\u003e60 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eBody\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003eMetal\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003eAluminium\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V3 Pen\"\u003eAluminium alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eCartridge\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003e3 ml \/ 300U (short-stopper)\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003e3 ml \/ 300U\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V3 Pen\"\u003e3 ml \/ 300U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" class=\"ppc-spec\"\u003eSize\u003c\/th\u003e\n\u003ctd class=\"\" data-pen=\"V1 Pen\"\u003e—\u003c\/td\u003e\n\u003ctd class=\"\" data-pen=\"V2 Pen\"\u003e16 cm x 1.86 cm\u003c\/td\u003e\n\u003ctd class=\"ppc-cur\" data-pen=\"V3 Pen\"\u003e16 cm x 1.86 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin-top:12px\"\u003eAll three take standard 3 ml glass cartridges and universal pen needles. Note: 3 ml cartridges vary by \u003cb\u003estopper length\u003c\/b\u003e — check the stopper type before pairing a pen with cartridges you already own. Full walkthrough: \u003ca href=\"\/blogs\/the-lab\/peptide-pen-buyers-checklist-specs-compared\"\u003ethe pen buyer’s checklist\u003c\/a\u003e. For research and educational reference only.\u003c\/p\u003e\n\u003c\/div\u003e\u003c!-- \/pp-pen-compare --\u003e","brand":"Preppin Peppers","offers":[{"title":"Gold \/ Pen only","offer_id":48722579325082,"sku":"PP-PENCONS-GLD","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ With carry case","offer_id":48722579357850,"sku":"PP-PENCONS-GLD-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Pen only","offer_id":48722579390618,"sku":"PP-PENCONS-BLU","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ With carry case","offer_id":48722579423386,"sku":"PP-PENCONS-BLU-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ Pen only","offer_id":48722579456154,"sku":"PP-PENCONS-GRN","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Green \/ With carry case","offer_id":48722579488922,"sku":"PP-PENCONS-GRN-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Light Pink \/ Pen only","offer_id":48722579521690,"sku":"PP-PENCONS-PNK","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Light Pink \/ With carry case","offer_id":48722579554458,"sku":"PP-PENCONS-PNK-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Grey \/ Pen only","offer_id":48722579587226,"sku":"PP-PENCONS-GRY","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Grey \/ With carry case","offer_id":48722579619994,"sku":"PP-PENCONS-GRY-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ Pen only","offer_id":48722579652762,"sku":"PP-PENCONS-SLV","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ With carry case","offer_id":48722579685530,"sku":"PP-PENCONS-SLV-CASE","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ Pen only","offer_id":48722922832026,"sku":"PP-PENCONS-BLK","price":21.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ With carry case","offer_id":48722922864794,"sku":"PP-PENCONS-BLK-CASE","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4452\/5978\/files\/H145d0c18ad99486abf8b0588196772ad0.jpg?v=1783759687"},{"product_id":"portable-pen-carry-case-reusable-fits-3-ml-cartridge-pens","title":"Portable Pen Carry Case (Reusable, Fits 3 ml Cartridge Pens)","description":"\u003cp\u003eA portable, reusable hard-shell carry case sized for a reconstitution pen and its consumables. The zip case keeps a pen, spare 3 ml cartridges, and small accessories organized and protected for storage and transport in a research setting.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHolds:\u003c\/strong\u003e one pen plus 3 ml cartridges and small accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e durable PU hard shell, zip close\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e the Gansulin pen and the V1 \/ V2 \/ V3 reconstitution pens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable:\u003c\/strong\u003e yes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"border-left:3px solid #d97706;background:#fffbeb;padding:10px 14px;border-radius:8px;font-size:13px;color:#5a4300\"\u003e\u003cb\u003eFor research and educational reference only.\u003c\/b\u003e PreppinPeppers sells laboratory hardware for research use; not medical or dosing advice; not for human or animal use.\u003c\/p\u003e","brand":"Preppin Peppers","offers":[{"title":"Default Title","offer_id":48722363449498,"sku":"PP-CASE-1","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4452\/5978\/files\/case-hero.png?v=1783815585"}],"url":"https:\/\/www.preppinpeppers.com\/collections\/research-pens.oembed","provider":"PreppinPeppers","version":"1.0","type":"link"}