| 481 | Clip | Company Product |
| 482 | Chelating Resin | Company Product |
| 483 | Cleaning Agent For Membrane | Company Product |
| 484 | Corrosion Inhibitor Treatment | Company Product |
| 485 | Cale And Corrosion Inhibitors | Company Product |
| 486 | Clock Spring,wire | Company Product |
| 487 | Concrete Rough Surface Mach | Company Product |
| 488 | Concrete Joint Grinders | Company Product |
| 489 | Control,unit | Company Product |
| 490 | Chemical Flushing | Company Product |
| 491 | Chill Water Treatment | Company Product |
| 492 | Chemical Dosing | Company Product |
| 493 | Chemical Treatment | Company Product |
| 494 | Circuit,printed | Company Product |
| 495 | Cover | Company Product |
| 496 | Condensor | Company Product |
| 497 | Cork | Company Product |
| 498 | Cushion | Company Product |
| 499 | Coupling | Company Product |
| 500 | Corrosion Preventive Oil | Company Product |
| 501 | Clip,piston,pin | Company Product |
| 502 | Clip,air,filter | Company Product |
| 503 | Cover,air,filter | Company Product |
| 504 | Cover,fuel,filter | Company Product |
| 505 | Cap,connector | Company Product |
| 506 | Contactor | Company Product |
| 507 | Case,contactor | Company Product |
| 508 | Cap,valve | Company Product |
| 509 | Cap,oil | Company Product |
| 510 | Cover,head | Company Product |