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| "W" NOME CHIMICO | | |||
| WARFARIN | 81-81-2 | 607-056-00-0 | 201-377-6 | |
| "Waterglass" | 1344-09-8 | 215-687-4 | | |
| White spirit | 8052-41-3 | 649-345-00-4 | 232-489-3 | |
| "White spirit type 0, regular flash point" | 64742-88-7 | 649-405-00-X | 265-191-7 | |
| Wilkinite | 1302-78-9 | 215-108-5 | |