All capillaries are made of Type 1, Class A borosilicate glass. They have uniform round bottoms and have a light fire polish on the open end. Large quantity prices are available upon request.
NEW!! 1mm OD capillaries are available with a protective polymer sleeve to reduce breakage and potential loss of a valuable sample. The addition of the sleeve will also allow for repeated use of the Adapter, NE-325-5/1, which is required and is designed for use with NE-262-1-PA and NE-263-1-PS, only .