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Melting point capillaries are sealed with samples inside and placed inside a melting point apparatus, which is then heated in order for the user to observe any phase changes from solid to liquid and when they occur. Tubes are manufactured from borosilicate glass and feature openings on one or both ends. These are quality products perfect for the handling and transport of small volumes of liquid, melting point determinations, and many other purposes. The tubes are uniform and are cut at right angles.

Melting point capillaries are sealed with samples inside and placed inside a melting point apparatus, which is then heated in order for the user to observe any phase changes from solid to liquid and when they occur. Tubes are manufactured from borosilicate glass and feature openings on one or both ends. These are quality products perfect for the handling and transport of small volumes of liquid, melting point determinations, and many other purposes. The tubes are uniform and are cut at right angles.


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Catalog Number: (36984-003)
Supplier: DWK Life Sciences (KIMBLE)
Description: Length: 90mm. Outer diameter: approximately 1.5 to 1.8mm with a 0.2mm wall thickness. Tubes have one sealed end and one open end.

Catalog Number: (36982-008)
Supplier: DWK Life Sciences (KIMBLE)
Description: Length: 100mm. Outer diameter: approximately 1.5 to 1.8mm with a 0.2mm wall thickness. Both ends of tube are open.

Catalog Number: (36983-000)
Supplier: DWK Life Sciences (KIMBLE)
Description: Length: 100mm (USP). Inner diameter: approximately 0.8 to 1.1mm with a 0.25mm wall thickness. Both ends of tube are open. Comply with United States Pharmacopoeia requirements.

Catalog Number: (36984-025)
Supplier: DWK Life Sciences (KIMBLE)
Description: Length: 90mm (USP). Inner diameter: approximately 0.8 to 1.1mm with a 0.25mm wall thickness. Tubes have one sealed end and one open end.

Catalog Number: (89091-276)
Supplier: Corning

Catalog Number: (470211-638)
Supplier: Corning
Description: Pyrex® Melting Point Tube, Thiele-Dennis, Length: 165 mm, Ø Ext.: 25 mm


Catalog Number: (470211-636)
Supplier: Corning


Catalog Number: (32311-086)
Supplier: Corning
Description: Made from No. 7740 glass and have only one end open. Disposable tube has a Wall range of 0.25mm , a Wall Tolerance of 0.03mm, and an ID range of .8-1.1mm. 2000 per case

Catalog Number: (32311-084)
Supplier: Corning
Description: One Open End. 90 mm with 0.2 - 0.25mm wall range. Made from Code No. 7740 glass. 2000 per case.

Catalog Number: (89091-084)
Supplier: Corning
Description: Made from No. 7740 glass and have both ends open. Disposable tube has a Wall range of 0.25mm , a Wall Tolerance of 0.03mm, and an ID range of .8-1.1mm. 2000 per case

Catalog Number: (32311-080)
Supplier: Corning
Description: Made from No. 7740 glass and have both ends open. Disposable tube has a 1.5-1.8mm OD range, a Wall range of 0.2mm and a Wall Tolerance of 0.02mm. 2000 per case

Catalog Number: (470211-634)
Supplier: Corning


Catalog Number: (80061-552)
Supplier: Chemglass
Description: 1.5-1.8mm O.D.x0.20 wall tubes, Vial of 100. Similar to CG-1840, but closed at one end. Tube is manufactured from borosilicate glass and packaged 100 tubes per vial. The Code -02 has a smaller I.D. to conform to U.S.P. XXI requirements.

Small Business Enterprise


Catalog Number: (80061-554)
Supplier: Chemglass
Description: 0.8-1.1mm O.D.x0.25 wall tubes, Vial of 100. Similar to CG-1840, but closed at one end. Tube is manufactured from borosilicate glass and packaged 100 tubes per vial. The Code -02 has a smaller I.D. to conform to U.S.P. XXI requirements.

Small Business Enterprise


Catalog Number: (89091-274)
Supplier: Corning

Environmentally Preferable


Catalog Number: (14212-392)
Supplier: Wilmad-LabGlass
Description: Tube OD: 1.5mm; Tube OD: 1mm; Tube Length: 100mm. Fabricated from low extractable borosilicate glass. Capillary tube is closed at one end and packed in vials containing approximately 100 tubes.


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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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