<https://www.stookwinkel.nl/product/propyleen-glycol-999-levensmiddelen-kwaliteit-5-liter/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.stookwinkel.nl/product/propyleen-glycol-999-levensmiddelen-kwaliteit-5-liter/>