The basic description consists of the UN or NA Identification Number, Proper Shipping Name, Hazard Class or Division, Subsidiary Class(es) or Division(s) in parentheses, and Packing Group (if any). The basic description must be shown in sequence with no additional information interspersed unless authorized by the regulations. The information for the basic description can be found in Columns 2-5 of the Hazardous Materials Table 172.101.