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Thermo Scientific™ Amber Screw Cap Micro Tubes

Pure Protection: Prepare, transfer and store samples securely with Thermo Scientific Screw Cap Microtubes. Available in multiple volumes, packaging options and clean claims.

Manufacturer:  Thermo Scientific™ MB3461ANK

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Catalog No. 14-755-207



Thermo Scientific™ Screw Cap Micro Tubes robust design and material selection are well suited for work with biologics and offer rich features, including ultra-clear externally threaded tubes and UV protective amber tubes. Options are available with or without a self-standing skirted bottom, non-knurl and knurled tubes for single hand operation, in 0.5mL, 1.5mL and 2.0mL sizes, and the option of multicolored caps, with or without tethered straps. Screw Cap Micro Tube Caps offer a durable design incorporating an O-ring that helps prevent leaks under demanding conditions.



100% Virgin Polypropylene (Tube and Cap), Ethylene Propylene Rubber Diene Monomer (O-ring)
Cold Storage: -80° to +95°C. Liquid Nitrogen: Short term Vapor Phase & Quick Flash Freeze acceptable, not recommmended for LN2 submersion storage
Sterile Electron Beam, SAL 10-6 Free of: Rnase/Dnase, DNA, Pyrogen, Endotoxin, Bioburden, ATP & PCR Inhibitor
Low Nucleic Acid and Protein Binding & Low Enzyme Inhibition
1.5ml Screw Cap Tube, NonKnurl, NonSkirted,Amber, E-Beam Sterile tube w/ attached cap
500 x pk, 10 pk x cs, 5000 x cs. Single Bagged. ZipLock bag.
20,000 x g
(UV) Ultra violet protection avg. 1.22% transmittance between 220 and 500nm
Manual/Hand Torque: Standard: 0.125 lbsf.in to 2.5 lbsf.in; Metric: 1.412 Ncm to 28.24 Ncm. Automated/Robotic Torque Standard: 1.312 lbsf.in to 2.5 lbsf.in; Metric: 14.83 Ncm to 28.24 Ncm


  • Thermo Scientific
    Order your sample pack today! It includes 0.5mL, 1.5mL, and 2.mL tubes with 11 tethered and 11 color closure options. Sample packs are available in these color choices: natural, amber, or natural and amber.


† Subject to Thermo Fisher Scientific standard limited warranty. See thermoscientific.com or your sales representative for details.
Screw cap micro tubes and caps are not recommended for autoclave. Sterile options available.
Not intended to submerge and store in liquid phase LN2.