01
Chemical products for industrial use or used in industrial
manufacturing processes; chemicals for use during operation
or servicing for treating boilers, metal tanks, heating
facilities and installations, cooling and refrigerating
facilities and installations, water supply facilities, heat
condensers and other installations fitted with piping and
duct systems; mineral and organic coagulants and
flocculants, scale removers, antifoam agents, dispersants,
deoxidation agents; scale removing and anti-fouling
chemicals for facilities and installations for membrane
treatment of liquids (ultrafiltration, nanofiltration,
hyperfiltration or reverseosmosis)
02
Products for wood protection and preservation; products for
metal surface preparation; antirust agents, corrosion
inhibitors, including plastic coatings and linings for
protecting metal surfaces
03
Preparations of surface bleaching and degreasing agents;
oxidants for surface bleaching, degreasing, sterilising and
disinfecting; products for cleaning industrial equipment in
contact with water
04
Lubricants, particularly for food industry conveyors;
cutting oils and machining liquids for use in the field of
metalworking
05
Algicides, bactericides, biocides, fungicides and all
disinfecting and sterilising preparations used in the field
of controlling and limiting biological growth in water, air
handling systems and other systems operating in liquid or
gaseous phases
07
Water deaerators, water separators
09
Equipment and systems for monitoring, regulating, remote
display, processing information, distributing and dosing
reagents in the field of gaseous and liquid fluid quality
11
Apparatus, equipment and installations for water or liquid
treatment and supply; physical and physico-chemical
filtration, softening, deionization and demineralization
with ion exchangers; membrane treatment equipment and
accessories (ultrafiltration, nanofiltration,
hyperfiltration or reverse osmosis); metal or textile
cartridge filters, sand filters, activated carbon filters or
any other granular material filters; spare parts for the
above equipment; equipment for deferrization,
demanganization and biological removal of nitrates from
water; apparatus and equipment for disinfecting and
sterilising liquid and gaseous fluids by ultraviolet
radiation and other forms of radiation
37
Installation, maintenance, servicing and repair services for
drinking or industrial water production and treatment
facilities, including related rural and public works
services; maintenance services for gaseous and liquid fluid
distribution networks as well as urban, industrial and
domestic heating and cooling networks
40
Liquid conditioning and treatment services, particularly for
domestic and local industrial water; services related to
gaseous fluid regeneration and purification, particularly
air conditioning and treatment as well as servicing of
related systems
42
Studies and services relating to water conditioning and
treatment with biological and chemical products; studies and
services relating to operation of water treatment, heating
system and boiler as well as cooling system facilities;
technical audits, laboratory studies, expert activities and
consultancy in connection with such processes and equipment
as well as all other fluid treatments, including in the
field of industrial processes; diagnostic services for
gaseous and liquid fluid distribution networks, as well as
urban, industrial and domestic heating and cooling networks;
design of facilities and conditioning treatment and
protection of surfaces against corrosion, scaling and
physico-chemical and biological fouling; domestic and
industrial research, experimentation and applications for
surface protection treatment and chemical cleaning, surface
and domestic and industrial equipment disinfection as well
as gaseous and liquid fluid conditioning and treatment