Tube Caps and Closures
Alkali Scientific Foam Plugs for Laboratory Flas
These versatile reusable foam plugs are designed for use with test tubes and laboratory flasks Made from economical open-cell foam with a uniform density of 1 45 lb they offer a snug yet breathable fit ensuring free airflow while preventing contamination Unlike traditional cotton plugs these foam plugs leave no clinging fibers and spring back to their original shape even after repeated use making them a durable and cost-effective choice Perfect for Drosophila vials and a wide range of lab applications these foam plugs can also serve as cleaners for lab pipettes tubes vials and industrial precision tubing They can be easily labeled for quick identification enhancing lab efficiency and organization Reusable and Durable Maintain shape after repeated use Breathable and Non-Absorbent Ideal for maintaining airflow without moisture retention Autoclavable Safe for use in sterile environments Chemical Resistant Compatible with various laboratory chemicals Wide Temperature Range Perfor
CELLTREAT Scientific Products CAP ONLY, Screw Top Micro Tube Cap, O-Ring, Opaque, Assorted Colors, Non-sterile, 1000/CS
CELLTREAT Scientific Products Screw Top Micro Tube Cap with O-Ring, Opaque Assorted Colors. Opaque Cap O-rings ensure leak-proof seal, and are a highly visible contrasting color. Assorted pack includes 6 colors: red, orange, yellow, green, blue and purple for easy identification and color-coding. All caps are compatible with all CELLTREAT Screw Top Micro Tubes; mix and match. Easy 3/4 turn to open and close. Temperature range of -196¿C to 121¿C (not for immersion in liquid nitrogen). Manufactured from polypropylene with synthetic rubber o-ring. RNase/DNase free and non-pyrogenic. Every case is printed with the lot number for quality traceability. Packaged non-sterile, 500/re-sealable bag, 1,000/case.
Chemglass Life Sciences Snap Plug, 15mm, Clear, Conical, Polyethylene, with Starburst
Snap Plug, 15mm, Clear, Conical, Polyethylene, with Starburst.
Chemglass Life Sciences Cap, GL-45, Orange, Solid, Polypropylene
Solid polypropylene caps with a molded in lip seal.All color caps can be autoclaved in steam to 140 degreesC.
Chemglass Life Sciences NMR Tube Cap, 5mm, Black
NMR Tube Cap, 5mm, Black. Made from polyethylene, these caps are sized to fit 5mm O.D. NMR sample tubes. Cap fits tightly to stay in place during increased internal vaporization pressure. Available in a pack of 100, or in a convenient divided polypropylene box having 100 each of the 6 listed colors.
Chemglass Life Sciences GL-18 Cap with Aperture, High Temperature
GL-18 Cap with Aperture, High Temperature. Open top cap for use with GL screw threads. The cap combined with the CG-197 sealing ring will accommodate tubing of the listed diameter. Cap is made from PPS (polyphenylsiloxan) and will withstand temperatures up to 250°C.
IDEX Health & Science Upchurch BOTTLE CAP PLUG 20UM SS
Bottle Cap Plug with 20µm w/Stainless Steel Frit
Chemglass Life Sciences GL-14 Cap with Aperture, High Temperature
GL-14 Cap with Aperture, High Temperature. Open top cap for use with GL screw threads. The cap combined with the CG-197 sealing ring will accommodate tubing of the listed diameter. Cap is made from PPS (polyphenylsiloxan) and will withstand temperatures up to 250°C.
Sarstedt Inc INSERT CRYOPURE WHITE/PK500
Tube, Insert; CyroPure; Sarstedt; Color: white; Interlocking base enables single-handed operation in CryoRack 40 and most cryogenic racks; 100/pk.