Explanatory notes
… Oxygen Other elements, each 0.5 0.4 0.3 (b) Nickel alloys Metallic substances in which nickel … coating other metals usually by electrodeposition and as a catalyst in many chemical reactions. Unalloyed wrought … etc., because of their high magnetic permeability and low hysteresis. (2) Nickel‑chromium or nickel‑chromium‑iron …Legal note
… Oxygen Other elements, each 0.5 0.4 0.3 (b) Nickel alloys Metallic substances in which nickel …