Bitumen Supplier in Benin — Penetration, VG and Oxidized Grades via Cotonou As a bitumen supplier in Benin, Zumrut International Kimya delivers penetration grades, viscosity grades and oxidized bitumen into the Port of Cotonou in drums, jumbo bags and bulk. Cotonou is not just Benin’s port — it is the maritime gateway for Niger, and […]
