1
Chemicals for purifying apparatus and installations; Chemical compositions for water treatment; Chemicals for treating waste; Chemicals for purifying water and neutralising waste
9
Scientific apparatus and instruments for purification; Surveying, photographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating, controlling and distributing electricity, apparatus for recording, transmission or reproduction of sound or images, Magnetic data carries; Data processing equipment and computers; Fire extinguishing apparatus
11
Apparatus and installations for purifying
37
Construction, repair and installation of civil works, water systems, energy and gas purification and production installations; Reclamation of land and Cleaning of groundwater
39
Collection and transport of waste; Collection and transport of chemicals and raw materials; Container rental; Rental of storage facilities
40
waste disposal [processing]; waste retrieval services; Reclamation of material from waste; Treatment with recovery of sand, soil and mud; Neutralisation of soil and mud; Rental, including management, of installations for neutralising and treating water, waste and soil; Soil, waste or water treatment services [environmental remediation services]
42
Scientific services, Technological services, Research services, Statistics, Engineering services and Design services; Industrial analytics, Chemical analysis, Scientific testingservices; Design and development of computer hardware and software; Environmental testing and inspection services