Dangerous Goods by Road
oxidizing solids classification
when oxidizing solid substances not mentioned by name in table a of chapter 3.2 are assigned to
one of the entries listed in 2.2.51.3 on the basis of the test procedure in accordance with the manual of
tests and criteria, part iii, sub-section 34.4.1 (test o.1) or alternatively, sub section 34.4.3 (test o.3),
the following criteria shall apply:
(a) in the test o.1, a solid substance shall be assigned to class 5.1 if, in the 4:1 or the 1:1 sampleto-
cellulose ratio (by mass) tested, it ignites or burns or exhibits mean burning times equal to or
less than that of a 3:7 mixture (by mass) of potassium bromate and cellulose; or
(b) in the test o.3, a solid substance shall be assigned to class 5.1 if, in the 4:1 or the 1:1 sampleto-
cellulose ratio (by mass) tested, it exhibits a mean burning rate equal to or greater than the
mean burning rate of a 1:2 mixture (by mass) of calcium peroxide and cellulose.