Gevindet smeltet kvarts kogekolbe med 2 hals af specialfremstilling - Kina kvartsglasleverandør
Siliciumdioxid – Wikipedia
Silicon dioxide - Wikipedia
PharmaWiki - Siliciumdioxid
formloses Siliciumdioxid - China Fournisseur, Großhandel
EP0281124A2 - Thixotropic preparations, use of polycarboxylic amides in making them, and silicium dioxide coated with polycarboxylic amides - Google Patents