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You Searched For: Test/Sample Tube Closures

Test tube closures ensure samples do not leak or are contaminated by providing a reliable seal. Securely mix or store small samples with these tops that allow one-handed sealing. Offered in a variety of colors, identification is made easier. Closures come in screw and snug-fit plug designs to fit any test tube opening style. Resistant to high temperatures, the versatile test tube closures can withstand heating applications while the chemical resistance guarantees limitless sample compatibility.

Test tube closures ensure samples do not leak or are contaminated by providing a reliable seal. Securely mix or store small samples with these tops that allow one-handed sealing. Offered in a variety of colors, identification is made easier. Closures come in screw and snug-fit plug designs to fit any test tube opening style. Resistant to high temperatures, the versatile test tube closures can withstand heating applications while the chemical resistance guarantees limitless sample compatibility.


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Image Unavailable-76636-996

CAP 96-FORMAT EXT TP BL BULK CS960

Catalog Number: 76636-996
Supplier: AZENTA US, INC
Image Unavailable-29610-590

PYREX brand, LDPE Polyethylene, Stoppers, Caps and Closures

Description: 1000. These blue caps provide an economical closure for certain volumetric flasks. Refer to volumetric flask listings to determine sizes and whether the flask is designed to take such a cap.
Catalog Number: 29610-590
Supplier: Corning

Certificates Environmentally Preferable Product available on GSA Advantage®


Image Unavailable-76636-930

CAP INT TPE SEPTUM NC 96 MAT CS10

Catalog Number: 76636-930
Supplier: AZENTA US, INC
Image Unavailable-29610-513

PYREX brand, LDPE Polyethylene, Stoppers, Caps and Closures

Description: 100. These blue caps provide an economical closure for certain volumetric flasks. Refer to volumetric flask listings to determine sizes and whether the flask is designed to take such a cap.
Catalog Number: 29610-513
Supplier: Corning

Certificates Environmentally Preferable Product available on GSA Advantage®


Image Unavailable-80080-514

Disposable NMR Tube Caps

Description: For 5mm O.D. tubes. Made from ethylene vinyl acetate. Color: red.
Catalog Number: 80080-514
Supplier: Wilmad-LabGlass
Image Unavailable-76636-844

CAP INT TPE SEPTUM BL ETO 96 MAT CS50

Catalog Number: 76636-844
Supplier: AZENTA US, INC
Image Unavailable-80080-494

Disposable NMR Tube Caps

Description: For 5mm O.D. tubes. Made from ethylene vinyl acetate. Color: black.
Catalog Number: 80080-494
Supplier: Wilmad-LabGlass
Image Unavailable-76459-656

NMR Tube Cap, Material: Polyethylene, Colour: green, are manufactured from molded Polyethylene depending on the tube OD, colors help track samples based on various reference solvents, avoid direct contact between the sample and disposable cap, long term storage over 2 hours, Size: 10mm

Description: NMR Tube Cap, Material: Polyethylene, Colour: green, are manufactured from molded Polyethylene depending on the tube OD, colors help track samples based on various reference solvents, avoid direct contact between the sample and disposable cap, long term storage over 2 hours, Size: 10mm
Catalog Number: 76459-656
Supplier: Wilmad-LabGlass
Image Unavailable-76636-712

CAP 24-FORMAT EXT CL BULK CS240

Catalog Number: 76636-712
Supplier: AZENTA US, INC
Image Unavailable-76637-012

CAP INT TPE SEPTUM BL 96 MAT CS50

Catalog Number: 76637-012
Supplier: AZENTA US, INC
Image Unavailable-80087-494

NMR TUBE CAP 10MM RED PK100

Catalog Number: 80087-494
Supplier: Wilmad-LabGlass
Image Unavailable-76636-968

CAP 96-FORMAT EXT TPE SEPT NC BULK CS960

Catalog Number: 76636-968
Supplier: AZENTA US, INC
Image Unavailable-80087-496

NMR TUBE CAP 10MM RED PK1000

Catalog Number: 80087-496
Supplier: Wilmad-LabGlass
Image Unavailable-76636-894

CAP INT TPE SEPTUM NC 96 MAT CS50

Catalog Number: 76636-894
Supplier: AZENTA US, INC
Image Unavailable-76459-682

NMR Tube Cap, Material: Polyethylene, Colour: red, are manufactured from molded Polyethylene depending on the tube OD, colors help track samples based on various reference solvents, avoid direct contact between the sample and disposable cap, long term storage over 2 hours, Size: 2mm

Description: NMR Tube Cap, Material: Polyethylene, Colour: red, are manufactured from molded Polyethylene depending on the tube OD, colors help track samples based on various reference solvents, avoid direct contact between the sample and disposable cap, long term storage over 2 hours, Size: 2mm
Catalog Number: 76459-682
Supplier: Wilmad-LabGlass
Image Unavailable-80080-516

Disposable NMR Tube Caps

Description: For 5mm O.D. tubes. Made from ethylene vinyl acetate. Color: red.
Catalog Number: 80080-516
Supplier: Wilmad-LabGlass
257 - 272 of 1,011