This is where you can find frequently asked questions about DURAN® laboratory glass. You can find more information under our Technical Information heading, in the DURAN® -Laboratory Glassware Catalogue or by contacting us.
Up to what maximum temperature can DURAN® be used?
What temperature variations can DURAN® sustain?
What is the lowest temperature to which DURAN® can be cooled?
How chemically resistant is DURAN®?
What is the difference between DURAN® and soda-lime glass?
How high is the chemical and thermal resistance of soda-lime glass?
Can DURAN® be used in the microwave?
How can the nominal diameter (DN) be determined or measured?
How accurate are the printed scales on general DURAN® laboratory glassware items? (Beakers, Erlenmeyer flasks, laboratory bottles)
What does APPROXIMATE VOLUME mean?
Is general DURAN® laboratory glassware certified (DIN/ISO)?
Are product specifications/certificates available for DURAN® products?
What is the temperature resistance of the plastic-coated laboratory bottles?
What different types of NMR tubes are available?
Are DURAN® products suitable for working under pressure and vacuum?
Are DURAN® laboratory bottles suitable for working under pressure and vacuum?
To what maximum vacuum can desiccators / filtering flasks be loaded?
What is the manufacturing procedure for amber DURAN® laboratory bottles or what is the effect of the amber colouring on the properties?
What is the max. rpm that DURAN® centrifuge tubes can be used at?
Can DURAN® glass be disposed off in a waste glass recycling facility?
How can I order DURAN® Laboratory Products?