Platinum Blue Ink cartridges

 Blue Pigmented water-based ink cartridges to fit Platinum fountain pens. 10 cartridges per box. Pigment ink is brightly colored and hard to spread, so you can make clear edge of the line compared with dying ink. Pigment ink is hardly loses its luster by lights. It can maintain original color for a long time. Pigment ink is resistant to water. Once it dries, even if it gets wet in water, it prevents the color from spreading and vanishing. Although maintenance is troublesome, due to its ingredients, pigment ink can make clear characters.