9 -	ผลิตภัณฑ์ทำความสะอาด

9.03 - KÖSTER Bitumen Remover Solvent based cleaning agent for removing dried bitumen soilings.

9.08 - KÖSTER KB-Pox® Cleaner Solvent based cleaning agent for removal of epoxy resin soilings.

9.10 - KÖSTER KB-Pur® Cleaner Solvent containing cleaning agent on the basis of special solvents for removal of polyurethane soilings.