09
Laminar flow hoods for laboratory use; laboratory furniture
[specifically adapted]; scientific research and laboratory
apparatus, educational apparatus and simulators; safety,
security, protection and signalling devices; apparatus and
installations for surveying, measuring, processing,
preparing, analysing or weighing of critical goods and
materials under closed conditions; air-conditioned apparatus
and installations for surveying, measuring, processing,
preparing, analysing or weighing of critical goods and
materials under closed conditions
11
Vents and installations for the dissipation of air, flues
and installations for discharging gases and dust; filters
for air extractor hoods; air-conditioning installations;
flue chimneys
37
Installation services of laminar flow hoods for laboratory
use; repair and maintenance of laminar flow hoods for
laboratory use; installation services of laboratory
furniture [specifically adapted]; repair and maintenance of
laboratory furniture [specifically adapted]; installation
services of scientific research and laboratory apparatus,
educational apparatus and simulators; repair and maintenance
of scientific research and laboratory apparatus, educational
apparatus and simulators; installation services of safety,
security, protection and signalling devices; repair and
maintenance of safety, security, protection and signalling
devices; installation services of filters for air extractor
hoods; repair and maintenance of filters for air extractor
hoods; installation services of air conditioning
installations; repair and maintenance of air conditioning
installations; installation services relating to apparatus
and installations for surveying, measuring, processing,
preparing, analysing or weighing of critical goods and
materials under closed conditions; installation services
relating to flue chimneys; installation services relating to
flues and installations for discharging air, gases and dust;
installation services relating to air-conditioned apparatus
and installations for surveying, measuring, processing,
preparing, analysing or weighing of critical goods and
materials under closed conditions; repair and maintenance of
apparatus and installations for surveying, measuring,
processing, preparing, analysing or weighing of critical
goods and materials under closed conditions; repair and
maintenance of flue chimneys; repair and maintenance of
flues and installations for discharging air, gases and dust,
air-conditioned apparatus and installations for surveying,
measuring, processing, preparing, analysing or weighing of
critical goods and materials under closed conditions