ACI Alloys has lengths of pure gold wire at 4N purity (99.99% pure Au) made at 1mm diameter. The wire was made by arc-melting and comes vacuum-sealed. 

We have a total of 60" of length, which you can buy in 5" lengths. If you would like a length other than 5", then please contact us for pricing; visit our website by googling 'ACI Alloys' to access our services and learn about our capabilities.

We can also offer any other composition or size you might want in this material.