Flame reaction recommended 0.3mm 0.5mm. Note 1: Photos are just for demonstration. The item length in picture is not the same a the actual item. The actual item is 10mm or 100mm in length.1pcs 99.99% purity Platinum wire. This item is in the category "Business & Industrial\Electrical Equipment & Supplies\Other Electrical Equipment & Supplies". The seller is "oliver_2099" and is located in this country: CN. This item can be shipped worldwide.