In sampling air for N-nitrosamines, great care must be taken to avoid false analytical results due to either nitrosamine formation from airborne precursors in situ, or the inability of the sorbent to retain the N-nitrosamines quantitatively.
In sampling air for N-nitrosamines, great care mustbe taken to avoid false analytical results due to eithernitrosamine formation from airborne precursors insitu, or the inability of the sorbent to retain theN-nitrosamines quantitatively.