| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Paraformaldehyde | Is a | True | Formaldehyde | Inferred relationship | Some |  | 
| Formaldehyde measurement | Has measured component | False | Formaldehyde | Inferred relationship | Some |  | 
| Formalin infiltration of ductus arteriosus | Direct substance | False | Formaldehyde | Inferred relationship | Some | 1 | 
| Formaldehyde adverse reaction | Causative agent | True | Formaldehyde | Inferred relationship | Some | 1 | 
| Toxic effect of formaldehyde | Causative agent | True | Formaldehyde | Inferred relationship | Some | 1 | 
| Formaldehyde measurement | Component | True | Formaldehyde | Inferred relationship | Some | 1 | 
| Allergy to formaldehyde | Causative agent | False | Formaldehyde | Inferred relationship | Some |  | 
| Product containing formaldehyde (medicinal product) | Has active ingredient | True | Formaldehyde | Inferred relationship | Some | 1 | 
| formaldehyd 0,75 %, gelkit | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 36 %, lotion | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 10 %, lotion | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 15 %, lotion | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehydlotion | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 10 %, lösning | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 10 %, sprej | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 3,7 % | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd 20 % | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| Product containing noxytiolin (medicinal product) | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| noxitiolin 2,5 g, pulver för beredning av vätska | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| formaldehyd och relaterade föreningar | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| Noxyflex S 2.5g/20mL solution | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| Noxyflex S 2.5g/100mL solution | Has active ingredient | False | Formaldehyde | Inferred relationship | Some |  | 
| Formalin (substance) | Is a | True | Formaldehyde | Inferred relationship | Some |  | 
| Formalin infiltration of ductus arteriosus | Direct substance | False | Formaldehyde | Inferred relationship | Some | 1 | 
| Allergy to formaldehyde | Causative agent | True | Formaldehyde | Inferred relationship | Some | 1 | 
| Formalin fumes | Is a | True | Formaldehyde | Inferred relationship | Some |  | 
| Formaldehyde only product | Has active ingredient | True | Formaldehyde | Inferred relationship | Some | 1 | 
| Formocresol (substance) | Is a | True | Formaldehyde | Inferred relationship | Some |  | 
| Policresulen | Is a | True | Formaldehyde | Inferred relationship | Some |  |