UN numbers from UN1601 to UN1700 as assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods are as follows: n.o.s.
= not otherwise specified meaning a collective entry to which substances, mixtures, solutions or articles may be assigned if a) they are not mentioned by name in 3.2 Dangerous Goods List AND b) they exhibit chemical, physical and/or dangerous properties corresponding to the Class, classification code, packing group and the name and description of the n.o.s.
entry [2]