… nickel oxide sinters and other intermediate products of nickel metallurgy. …
Explanatory notes
… nickel oxide sinters and other intermediate products of nickel metallurgy. 7501.10 ‑ Nickel mattes 7501.20 ‑ Nickel oxide sinters and other intermediate products of nickel metallurgy (1) Nickel mattes . These mattes are … Mattes are usually in the form of cast blocks or slabs (often broken into pieces to facilitate packing or …