| Code | TYPES |
| AGN-546-A | Conradson Carbon Residue single Test Apparatus (Gas Burner) |
| AGN-546-B | Elect. Heating With Energy Regulator Control |
| AGN-546-C | Conradson Carbon Residue Test App Elect with electronic Digital temp indicator (Single Test Set) |
| AGN-547 | Conradson Carbon Residue Four Test App.elec heated with Separate Energy Regulator Controls (4 Test App) |
