2.16.2. Classification criteria
2.16.2.1. A substance or a mixture which is corrosive to metals is classified in a single category for this class, using the test in Part III, sub-section 37.4 of the ►M4 UN RTDG ◄ , Manual of Tests and Criteria, in accordance with Table 2.16.1:
Table 2.16.1
Criteria for substances and mixtures corrosive to metals
|
Category |
Criteria |
|
1 |
Corrosion rate on either steel or aluminium surfaces exceeding 6,25 mm per year at a test temperature of 55 oC when tested on both materials. |