De or het refractometrie?

The correct Dutch article is:

de refractometrie

Meaning (Dutch) bepaling van de straalbreking

How to use refractometrie

the refractometriede refractometrie
this refractometriedeze refractometrie
that refractometriedie refractometrie
our refractometrieonze refractometrie
your refractometriejouw refractometrie
every refractometrieelke refractometrie
which refractometrie?welke refractometrie?
a big refractometrie / the big refractometrieeen grote refractometrie, de grote refractometrie

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