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Quality and certificates

The company follows the principle that a measure of the quality of work is customer satisfaction. Based on an wellestablished system of quality management, we do our best to dispose of both occured faults and their causes. On that account, internal audits, both qualitative and procedural ones, and implementation of corrective measures are realized. We put emphasis on production output control; human factor is supplemented with effective camera systems, which increase the efficiency of continuous output control.


All stemware and tumbler sets are made of SPARKLE glass. The crystalline SPARKLE glass has distinctive optical properties, including outstanding brilliance, as well as other features. The products will easily withstand a thousand dishwasher cycles without any visible changes, and they possess outstanding resistance to thermal shock and mechanical stresses, both confirmed by regular testing.



Products of the company Crystalex are characterized by top quality that ranks us with the leading producers of household glass. Our products are distinguished by a number of significant features; owing to them, they meet following standards:

ČSN EN* 1183 – thermal shock endurance of glass
ČSN EN 12875 – dishwashing resistance
ČSN EN 12980 – impact resistance
ČSN EN 1388 – health safety
ČSN ISO 695 – alkali resistance
ČSN ISO 719 – water resistance of glass cullet
ČSN 01 1718 – survey of optical features
ČSN 70 0513 – glass density
ČSN 70 0532 – hydrochloric acid resistance
ČSN 70 8005 – utility glass



Certificates and declarations:

ISO 9001:2015

ISO 14001:2015




Masarykovo nábřeží 236/30
110 00 Praha1

Phone: +420 487 741 111
Email: info@crystalex.cz