Northstar's Borocolour Stab Dark Blue Amber/Purple NS-49

Price/g
Rod~40g
Order quantity: > 200 g
It gives an intense semi-opaque strike and has a rather blue tint. Due to its intensity, it is useful for thin blown work and tube applications. Work Dark Blue Amber / Purple in a hot, neutral to slightly oxidizing flame. Reduction affects the strike. Dark blue.