{"product_id":"globe-scientific-tube-gtr-as-4x50ml","title":"Globe Scientific 4-Position Silicone Insert for 50mL Tubes (GTR-AS-4X50ML)","description":"\u003ch2\u003e4-Position Silicone Insert (GTR-AS-4X50ML) Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGlobe Scientific 4-Position Silicone Insert (GTR-AS-4X50ML)\u003c\/strong\u003e is a dedicated accessory designed to secure 50mL test tubes within compatible rotor systems. Each insert positions four tubes, keeping samples upright and stable during handling and processing. This component is engineered specifically for use with the GTR-AS and GTR-2-AS units.\u003c\/p\u003e\n\u003cp\u003eSilicone construction provides a flexible, cushioned cradle that adapts to standard 50mL test tube profiles. Labs running multi-tube workflows rely on these inserts to standardize tube placement and reduce movement. Replacement and additional inserts let teams scale capacity or maintain existing equipment without sourcing whole new fixtures.\u003c\/p\u003e\n\u003cp\u003eSold individually, this insert fits cleanly into procurement workflows for facilities standardized on Globe Scientific rotor accessories. Compatibility is limited to the GTR-AS and GTR-2-AS platforms, so confirm your equipment model before ordering. Order any quantity you need through LabSupplies.com.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eGlobe Scientific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eGTR-AS-4X50ML\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-Position Silicone Insert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Capacity\u003c\/td\u003e\n\u003ctd\u003e4 x 50mL test tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSilicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Units\u003c\/td\u003e\n\u003ctd\u003eGTR-AS and GTR-2-AS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnit of Measure\u003c\/td\u003e\n\u003ctd\u003eEach (EA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnit Quantity\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaster Case Quantity\u003c\/td\u003e\n\u003ctd\u003eContact for specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003cth\u003ePack\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTR-AS-4X50ML\u003c\/td\u003e\n\u003ctd\u003e4-Position Silicone Insert, for 50mL test tubes, for GTR-AS and GTR-2-AS\u003c\/td\u003e\n\u003ctd\u003e1 EA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eLaboratory Applications\u003c\/h2\u003e\n\u003cp\u003eSilicone tube inserts hold samples in fixed positions across separation, sample prep, and routine processing tasks. Technicians use these inserts to organize 50mL tubes by batch, keeping each tube secure during loading and unloading. Stable positioning supports consistent handling in clinical, research, and quality-control settings.\u003c\/p\u003e\n\u003cp\u003eBecause the insert is matched to specific Globe Scientific units, it suits labs maintaining a standardized fleet of GTR-AS and GTR-2-AS equipment. Replacement inserts extend the service life of existing fixtures, while extra units let teams configure additional positions for higher sample throughput.\u003c\/p\u003e\n\u003ch2\u003eOrdering \u0026amp; Bulk Pricing\u003c\/h2\u003e\n\u003cp\u003eThe GTR-AS-4X50ML insert ships as a single unit (1 EA) at a list price of $10.30. Larger quantities suit labs equipping multiple GTR-AS or GTR-2-AS units; master case quantities are listed as Contact for specification. Institutional purchasing, purchase orders, and volume requests are handled through LabSupplies.com.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhich units is this insert compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis insert is designed for the Globe Scientific GTR-AS and GTR-2-AS units. Confirm your equipment model matches one of these before ordering.\u003c\/p\u003e\n\u003ch3\u003eHow many tubes does the insert hold?\u003c\/h3\u003e\n\u003cp\u003eEach insert holds four 50mL test tubes in fixed positions.\u003c\/p\u003e\n\u003ch3\u003eIs this insert sold individually?\u003c\/h3\u003e\n\u003cp\u003eYes. The GTR-AS-4X50ML is sold as a single unit (1 EA). 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