samples of organic substances carrying functional groups listed in tables a6.1 and/or a6.3 in appendix 6 (screening procedures) of the manual of tests and criteria may be carried under un no. 3224 (self-reactive solid type c) or un no. 3223 (self-reactive liquid type c), as applicable, of class
4.1 provided that:
(a) the samples do not contain any:
- known explosives;
- substances showing explosive effects in testing;
- compounds designed with the view of producing a practical explosive or pyrotechnic effect; or
- components consisting of synthetic precursors of intentional explosives;
(b) for mixtures, complexes or salts of inorganic oxidizing substances of class 5.1 with organic material(s), the concentration of the inorganic oxidizing substance is:
- less than 15%, by mass, if assigned to packing group i (high hazard) or ii (medium hazard); or
- less than 30%, by mass, if assigned to packing group iii (low hazard);
(c) available data do not allow a more precise classification;
(d) the sample is not packed together with other goods; and
(e) the sample is packed in accordance with packing instruction p520 and special packing provisions pp94 or pp95 of 4.1.4.1, as applicable.