Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 58444019 | Pyrophosphoric acid | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 766620013 | Pyrophosphoric acid (substance) | en | Fully specified name | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Pyrophosphoric acid | Is a | Phosphoric acid | false | Inferred relationship | Some | ||
| Pyrophosphoric acid | Is a | Phosphorus compound | false | Inferred relationship | Some | ||
| Pyrophosphoric acid | Is a | Pyrophosphate | true | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Pyrophosphate sodium (substance) | Is modification of (attribute) | True | Pyrophosphoric acid | Inferred relationship | Some | |
| Tetrasodium pyrophosphate | Is modification of (attribute) | True | Pyrophosphoric acid | Inferred relationship | Some | |
| Tetraethyl pyrophosphate | Is modification of (attribute) | True | Pyrophosphoric acid | Inferred relationship | Some | |
| Ferric pyrophosphate | Is modification of (attribute) | False | Pyrophosphoric acid | Inferred relationship | Some | |
| Calcium pyrophosphate | Is modification of (attribute) | True | Pyrophosphoric acid | Inferred relationship | Some | |
| Technetium (99m-Tc) pyrophosphate | Is modification of (attribute) | True | Pyrophosphoric acid | Inferred relationship | Some | 
This concept is not in any reference sets