En annen årsak til at serie- / partinummerert forsyning ikke er fleksible , et at serie- / partinumre vanligvis tilordnes så sent i prosessen at det kan være forvirrende hvis det foreslås endringer .

Another reason that serial / lot numbered supply is inflexible is that serial / lot numbers are generally assigned so late in the process that it would be confusing if changes are suggested .
