BS EN 50676:2019 Electrical equipment used for detection and concentration measurement of refrigerant gases. Performance requirements and test methods

Classification systems
Combustion
Safety measures
Specimen preparation
Test equipment
Freezers
Ignition
Symbols
Domestic safety
Performance testing
Fixed
Fire safety
Manual control systems
Instructions for use
Fire tests
Mechanical testing
1st family gases
Refrigerators
2nd family gases
Automatic control systems
Combustion products
3rd family gases
Leak tests
Gas-powered devices
Loading
Flames
Design
Built-in
Household equipment
Domestic
Marking
Heat
Installation
Testing conditions
Stability
Portable

Link: BS EN 50676:2019 Electrical equipment used for detection and concentration measurement of refrigerant gases. Performance requirements and test methods
Source: BSI Standards

ISO/IEC 14763-2:2019 Information technology. Implementation and operation of customer premises cabling Planning and installation

Information technology
Mechanical systems
Materials by property and purpose
Production equipment
Electric cable systems
Fibre optic cables
Process planning
Production planning
Common terms
Electrical installations

Link: ISO/IEC 14763-2:2019 Information technology. Implementation and operation of customer premises cabling Planning and installation
Source: BSI Standards

ISO 22551:2020 Fine ceramics (advanced ceramics, advanced technical ceramics). Determination of bacterial reduction rate by semiconducting photocatalytic materials under indoor lighting environment. Semi-dry method for estimating antibacterial activity on the actual environmental bacteria contamination surface

Measurement
Hazards
Bacteria
Contamination
Test methods
Technical ceramics
Ceramics

Link: ISO 22551:2020 Fine ceramics (advanced ceramics, advanced technical ceramics). Determination of bacterial reduction rate by semiconducting photocatalytic materials under indoor lighting environment. Semi-dry method for estimating antibacterial activity on the actual environmental bacteria contamination surface
Source: BSI Standards

BS EN 50083-2-4:2019 Cable networks for television signals, sound signals and interactive services Interference Mitigation Filters operating in the 700 MHz and 800 MHz bands for DTT reception

Video signals
Communication networks
Electromagnetic compatibility
Broadcasting networks
Visual signals
Wire transmission (telecommunication)
Television networks
Cable television
Television broadcasting
Acoustic signals
Telecommunication
Television systems
Central-antenna television
Telecommunication systems

Link: BS EN 50083-2-4:2019 Cable networks for television signals, sound signals and interactive services Interference Mitigation Filters operating in the 700 MHz and 800 MHz bands for DTT reception
Source: BSI Standards