title: Instability of formaldehyde air samples collected on a solid sorbent.
mesh_terms: D002606:Charcoal; D055598:Chemical Phenomena; D002621:Chemistry; D004355:Drug Stability; D005557:Formaldehyde / Q000032:analysis*; D013048:Specimen Handling
chemical_list: D002606:Charcoal; D005557:Formaldehyde