| "K" CHEMICAL NAME | | |||
| KAOLIN | 1332-58-7 | GF1670500 | | |
| KEROSENE | 8008-20-6 | OA5500000 | 1223 | |
| KEROSINE | 8008-20-6 | OA5500000 | 1223 | |
| KETENE | 463-51-4 | OA7700000 | | |
| KETOCYCLOPENTANE | 120-92-3 | GY4725000 | 2245 | |
| KETOETHYLENE | 463-51-4 | OA7700000 | | |
| KETOHEXAMETHYLENE | 108-94-1 | GW1050000 | 1915 | |
| 2 - KETOPYRROLIDINE | 616-45-5 | UY5715000 | | |
| KRYPTON | 7439-90-9 | 1970 | |