Northstar's Borocolour Stab Midnight NS-57

Northstar's Borocolour Rod Midnight NS-57
Price/g
stick~40g
Order quantity: > 200g
A dark opaque blue. Work in an oxidizing flame to prevent graying. Heat gently and slowly to prevent boiling. It is sensitive to heat and flame. Because the color is so intense, it must be worked in an oxidizing flame. If the flame is not oxidizing enough, the color grey will develop brown streaks.