Register for a Hamilton Webinar!

Proper care and maintenance is critical for attaining maximum needle life. Hamilton provides various sized tungsten cleaning wires that can be threaded through our needles to clear blockage.

Item # Description
18304 Cleaning Wires for 22, 23, and larger gauge needles (0.01207" O.D.)
18301 Cleaning Wires for 22s, 25s, and 28-30 gauge needles (0.00497" O.D.)
18303 Cleaning Wires for 24-26 gauge needles (0.00815" O.D.)
18300 Cleaning Wires for 26s and 31-33 gauge needles (0.00355" O.D.)
18302 Cleaning Wires for 27 gauge needles (0.00659" O.D.)
18306 Cleaning Wires for 23s gauge needles (0.00304" O.D.)


Hamilton's knowledge base provides a range of explanatory articles, frequently asked questions, and document downloads.
  • Syringe Care and Use Guide

    Hamilton’s Syringe Care and Use guide outlines the basics of daily syringe use and operation so that scientists and technicians can achieve the highest level of accuracy and precision. Important topics covered include inspection, operating temperature, trapped air, and sample carryover.
  • Cleaning a Glass Syringe

    The life of your Hamilton syringe is directly related to its cleanliness and proper care. This guide provides details on cleaning and care of Hamilton glass syringes
Syringe Custom Built

Work with R&D engineers to customize Hamilton parts

Hamilton's "Custom Built" program puts you directly in contact with a Hamilton R&D Engineer to discuss your application and product needs. The engineer will point you to a standard solution or propose a customized solution to meet your needs.

Talk to an engineer