EN ISO 1564:1998

1 Scope
2 Normative references
3 Definitions
4 Classification by type
5 Requirements for characteristics and physical properties
    5.1 Biocompatibility
    5.2 Homogeneity (Sol state)
    5.3 Consistency: types 1 and 2 (Sol state)
    5.4 Extrudability: types 2 and 3 (Sol state)
6 Sampling
7 Test methods: basic conditions and procedures
    7.1 Specimen preparation
    7.2 Test conditions
    7.3 Number of specimens to be tested for pass/fail
          determinations
    7.4 Expression of results
8 Test procedures
    8.1 Homegeneity: type 1 only
    8.2 Consistency: types 1 and 2
    8.3 Extrudability: types 2 and 3
    8.4 Extrusion temperature: types 2 and 3
    8.5 Gelation temperature
    8.6 Detail reproduction
    8.7 Compatibility with gypsum
    8.8 Recovery from deformation
    8.9 Strain in compression
    8.10 Resistance to tearing
9 Required instructions for use
10 Requirements for packaging and marking
    10.1 Packaging
    10.2 Labelling and marking
Annex ZA (normative) Normative references to international
                     publications with their relevant European
                     publications

Specifies requirements for physical properties and other characteristics of impression materials and tests for determining compliance with those requirements. It also specifies requirements with respect to the manufacturer's instructions, and the essentials for packaging, labelling and marking. Replaces the first edition to which a great number of amendments were made.