# Council Directive of 15 December 1969 on the approximation of the laws of the Member States relating to crystal glass (69/493/EEC), Division 2.1: Density

Extent: E+W+S+N.I.

Method by hydrostatic balance to within ± 0·01. A sample of at least 20 grammes is weighed in air and weighed immersed in distilled water at 20 °C.

---
Source: https://www.legislation.gov.uk/eudr/1969/493/annex/II/division/2/division/2.1 (the official version)
Page: https://openlegislation.uk/eu-directive-1969-493/annex-II/division-2/division-2.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.