... Uses: 4-color (matte powder) ink is a kind of high-class, new-type and high standard ink, and is for high, medium-speed ... viscidity, fluidity, fineness, low-density,dryness,the ink embodies a professional and mastery side of the developer. It is available ... Properties: "A Yusi"4-color (matte powder) ink is especially suitable for heliotype paper, matte paper and acidic paper printing.It is excellent ...