{"id":208,"date":"2026-09-03T10:11:53","date_gmt":"2026-09-03T10:11:53","guid":{"rendered":"https:\/\/nextrabiochem.eu\/?post_type=product&#038;p=208"},"modified":"2026-09-03T10:34:27","modified_gmt":"2026-09-03T10:34:27","slug":"v4-pro","status":"publish","type":"product","link":"https:\/\/nextrabiochem.eu\/en\/produkt\/v4-pro\/","title":{"rendered":"V4 PRO"},"content":{"rendered":"<p><strong>Dispensing Pen V4 PRO \u2013 All-Metal Reusable Application Device<\/strong><\/p>\n<p><em>Premium all-metal dosing pen crafted from durable metal alloy, engineered for maximum precision, mechanical stability, extended durability, and comfortable micro-dispensing in laboratory environments with full compatibility for standard sterile 3 ml cartridges<\/em><\/p>\n<p><strong>Overview &amp; Product Characteristics<\/strong><\/p>\n<p>The <strong>Dispensing Pen V4 PRO<\/strong> represents a top-tier, high-precision laboratory applicator designed for demanding research protocols requiring micrometric accuracy, absolute dose repeatability, and maximum mechanical durability. Unlike conventional plastic or single-use applicators, the V4 PRO is constructed from a premium all-metal alloy, ensuring longevity, dimensional stability, and resistance to wear even during intensive daily use:<\/p>\n<ul>\n<li><strong>Robust All-Metal Construction:<\/strong> The pen body is precision-machined from a high-grade metal alloy featuring a scratch-resistant surface finish resistant to standard laboratory disinfectants. The metal mechanism completely eliminates unwanted play or material flexing during dispensing.<\/li>\n<li><strong>Micrometric Dose Adjustment:<\/strong> A sophisticated rotational mechanism with a clear scale allows for fine and absolute precision when setting the desired volume. Each adjustment step is accompanied by distinct tactile and acoustic feedback (clicks), minimizing human reading errors.<\/li>\n<li><strong>Quick-Change 3 ml Cartridge System:<\/strong> The threaded cartridge chamber mechanism enables easy, rapid, and secure replacement of empty cartridges with a freshly prepared sample ampoule without tedious handling.<\/li>\n<li><strong>Smooth Piston Advancement:<\/strong> The internal metal gear mechanism ensures uniform pressure on the cartridge piston, resulting in smooth and fluid solution delivery without sudden pressure surges.<\/li>\n<li><strong>Ergonomic and Balanced Design:<\/strong> The balanced weight of the all-metal body provides excellent stability in hand, allowing for a comfortable grip and effortless handling during prolonged serial procedures.<\/li>\n<\/ul>\n<p><strong>Technical Specifications<\/strong><\/p>\n<ul>\n<li><strong>Classification:<\/strong> Laboratory Application &amp; Dispensing Device \/ Reusable Dosing Pen (RUO)<\/li>\n<li><strong>Model:<\/strong> V4 PRO<\/li>\n<li><strong>Body Material:<\/strong> Durable all-metal alloy with high mechanical strength<\/li>\n<li><strong>Compatibility:<\/strong> Standard sterile 3 ml laboratory cartridges \/ reservoirs<\/li>\n<li><strong>Usage Type:<\/strong> Reusable system<\/li>\n<li><strong>Dose Adjustment:<\/strong> Mechanical rotational adjustment with scale and tactile\/acoustic feedback (clicks)<\/li>\n<li><strong>Application:<\/strong> Strictly for laboratory aliquoting, serial testing, and technical in vitro micro-dispensing<\/li>\n<\/ul>\n<p><strong>Legal Disclaimer &amp; Terms of Purchase<\/strong><\/p>\n<p>This product is a laboratory aid classified and supplied <strong>strictly for scientific, analytical, and in vitro research purposes only (Research Use Only \u2013 RUO)<\/strong>. The dosing pen itself contains no drug, active substance, medicine, cosmetic formulation, or dietary supplement, and is not intended as a medical device for human or veterinary in vivo application.<\/p>\n<p>By placing an order, the purchaser explicitly confirms that they are <strong>at least 18 years of age<\/strong>, possess the requisite professional qualifications to operate within a laboratory environment, and acknowledge that the product serves as a laboratory device for handling in vitro solutions. The seller assumes no liability for any use contrary to these terms.<\/p>\n","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Intended Use:<\/strong> Items in this category are intended <strong>strictly for laboratory, analytical, and research purposes only (Research Use Only \/ in vitro)<\/strong>. They are not medical devices designed for human or veterinary healthcare, nor are they tools for self-administration.<\/li>\n<li><strong>Material Specification:<\/strong> Supplied as empty, sterile, or technical laboratory consumables (dispensers, empty cartridges, vials, filters, and protective cases) intended for the secure handling and storage of research materials.<\/li>\n<li><strong>Recommended Handling:<\/strong> Store in a clean, dry, and dust-free laboratory environment. Ensure compliance with standard laboratory protocols during use.<\/li>\n<li><strong>Illustrative Product Image:<\/strong> Product images are for <strong>illustrative purposes only<\/strong>. Dimensions, coloration, or manufacturer markings may vary slightly depending on the production batch.<\/li>\n<\/ul>\n","protected":false},"featured_media":213,"template":"","meta":[],"product_brand":[],"product_cat":[50],"product_tag":[],"class_list":["post-208","product","type-product","status-publish","has-post-thumbnail","product_cat-laboratory-accessories","first","instock","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>V4 PRO - Nextrabiochem.eu<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"V4 PRO - Nextrabiochem.eu\" \/>\n<meta property=\"og:description\" content=\"Intended Use: Items in this category are intended strictly for laboratory, analytical, and research purposes only (Research Use Only \/ in vitro). 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