NEN EN 14483-2 : 2004

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus and materials
   5.1 Test apparatus
        5.1.1 General description
   5.2 Drying oven, capable of maintaining temperatures
        of at least 130 degrees C
   5.3 Desiccator, for example with an internal diameter
        of 200 mm
   5.4 Graduated measuring cylinder, capacity
        500 ml, conforming to the requirements of ISO 4788
   5.5 Beakers
   5.6 Balance, capable of weighing to the nearest to
        0,2 10[-3] g
   5.7 Sponge, soft
   5.8 Graduated hydrometer, conforming to the requirements
        of ISO 649-1
6 Packing rings
   6.1 General
   6.2 Packing A
   6.3 Packing B
7 Test specimens
8 Procedure
9 Expression of results
   9.1 Total loss in mass per unit area
   9.2 Corrosion rate
10 Boiling citric acid
   10.1 General
   10.2 Citric acid test solution
   10.3 Duration of the test
   10.4 Test report
11 Boiling sulfuric acid
   11.1 General
   11.2 Test solution
   11.3 Duration of the test
   11.4 Test report
12 Boiling hydrochloric acid
   12.1 General
   12.2 Test solution
   12.3 Duration of the test
   12.4 Test report
13 Boiling distilled or demineralized water
   13.1 General
   13.2 Test solution
   13.3 Duration of the test
   13.4 Test report
14 Other test solutions and/or conditions
   14.1 General
   14.2 Test solution
   14.3 Duration of the test
   14.4 Test report
Bibliography

Describes a test method for the determination of the resistance of flat surfaces of vitreous and porcelain enamels to boiling acids, neutral liquids, and/or their vapours.