Round bottom flasks with standard glass ground joint
Supplier: Lenz Laborglas GmbH & CO.KG
Certificates
About this item
DURAN® borosilicate glass 3.3, amber.
- Very good chemical resistance
- High temperature resistance
- Minimal thermal expansion giving relatively high resistance to temperature changes
With centre neck NS 14/23 or NS 29/32 and white matt labelling area. Coloured brown to protect light-sensitive substances.
DIN 12348
Certifications: DIN EN ISO 4797
Frequently Bought Together