Needles
Hamilton Company offers the widest variety of standard and custom needles in the industry. Manufactured from 304 stainless steel and with needle gauges from 10 to 34 and lengths from 0.375 to 12 inches almost any needle is possible.
Browse All Needles
Needle Terminology
Needle Point Style Guide
Hamilton offers a variety of different needle point designs. Click to see which version is best for your application.
Needle Gauge Index
The diameter of a needle is defined by its gauge. This index displays the internal and outer dimensions as well as the dead volume.
Needle Length Guide
Needle length is a critical consideration. Each needle hub design requires a slightly different length definition. This guide illustrates how to make the different measurements.
Events & Training
Neuroscience 2018
San Diego Convention Center - San Diego, CA
The Society for Neuroscience is the world’s largest organization of scientists and physicians devoted to understanding the brain and the nervous system.
Pittcon 2019
Philadelphia Convention Center - Philadelphia, PA
Pittcon is the world’s leading annual conference and exposition on laboratory science. The event attracts attendees from industry, academia and government from over 90 countries worldwide.
Experimental Biology 2019
Orange County Convention Center - Orlando, FL
Experimental Biology (EB) is the largest and most prestigious interdisciplinary meeting of its kind. Life sciences and biomedical researchers from all over the world meet to network and share cutting-edge research that leads to discoveries and career advancement.
Resources
Hamilton's knowledge base provides a range of explanatory articles, frequently asked questions, and document downloads.
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Instructions - Needle Cleaning Kit
Hamilton Company’s Needle Cleaning Kit contains a 70 mL bottle of Cleaning Solution Concentrate and tungsten cleaning wires in five sizes. Refer to the table below to determine the optimum size and part number of cleaning wires for your needles.
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I have a syringe, which needle do I need?
Click to see how to choose the correct needle. -
What is Dead Volume?
Dead volume is defined as the volume of solution that remains in the needle after an injection. -
What do I need to consider when using a 34 gauge needle?
The small inner diameter of a 34 gauge needle poses unique challenges.
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Needle Point Style Guide
Hamilton offers a variety of different needle point designs. Click to see which version is best for your application. -
Needle Gauge Index
The diameter of a needle is defined by its gauge. This index displays the internal and outer dimensions as well as the dead volume. -
Needle Length Guide
Needle length is a critical consideration. Each needle hub design requires a slightly different length definition. This guide illustrates how to make the different measurements.
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