De or het platinakoper?

The correct Dutch article is:

het platinakoper

Meaning (Dutch) 1. (metallurgie) legering van platina en koper 2. iemand die platina koopt

How to use platinakoper

the platinakoperhet platinakoper
this platinakoperdit platinakoper
that platinakoperdat platinakoper
our platinakoperons platinakoper
your platinakoperjouw platinakoper
every platinakoperelk platinakoper
which platinakoper?welk platinakoper?
a big platinakoper / the big platinakopereen groot platinakoper, het grote platinakoper

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).