3M & ŽB doo is a provider of products and services such as testing services for building materials,particle size analysis services,inspection services, non-destructive, by laser,analysers, chromatographic, liquid phase,analysers, chromatographic, vapour phase,analysers, chromatographic, gas phase,analysers, chromatographic, gas density balance,analysers, chromatographic, ionisation,analysers, particle size and counting,thermal analysers and analysis equipment,analysers, stress wave, material deformation,auxanometers,chromatograph columns and accessories,computer processing equipment for gaseous phase chromatograph signals,testing apparatus, inflammability and flash point,flame photometers,softening point determination apparatus.