EN ISO 6873:2013

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Testing - Generalities
7 Test methods
8 Packaging, marking and information to be
  supplied by the manufacturer

ISO 6873:2013 gives a classification of, and specifies requirements for, gypsum products used for dental purposes such as making oral impressions, moulds, casts, dies or model bases, and mounting models. It specifies the test methods to be employed to determine compliance with these requirements. It also includes requirements for the labelling of packaging and for adequate instructions to accompany each package.