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)


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?