This unification aims to establish the methods for determining the ozone concentration for the ozone treatment test of the elastomers referred to in UNI 6067-67.
UNI 6068-1967 history
0000 UNI ISO 1431-3:2007
1967UNI 6068-1967 Elastic materials: sulfide test. Tests of ozone treatment. Determination of Ozone Concentration by Reverse Current Method