BS ISO 19013-1:2019 Rubber hoses and tubing for fuel circuits for internal combustion engines. Specification Diesel fuels

Engine components
Internal combustion engines
Ozone
Liquid fuels
Tear tests
Flexible pipes
Volumetric analysis
Chemical-resistance tests
Marking
Insoluble matter determination
Fuel oil
Performance
Solvent extraction methods
Diameter
Engine fuel systems
Burst tests
Diesel fuels
Performance testing
Adhesion tests
Dimensional tolerances
Oil-resistance tests
Chemical analysis and testing
Ageing (materials)
Rubber
Thickness
Flexibility

Link: BS ISO 19013-1:2019 Rubber hoses and tubing for fuel circuits for internal combustion engines. Specification Diesel fuels
Source: BSI Standards

BS EN IEC 62282-6-400:2019 Fuel cell technologies Micro fuel cell power systems. Power and data interchangeability

Hydrogen
Fuel cells
Direct energy conversion
Safety measures
Equipment safety
Electrochemical devices
Chemical reactions
Electric cells
Energy technology
Type testing
Containers
Emission
Electrical safety
Electric power generation
Hazards

Link: BS EN IEC 62282-6-400:2019 Fuel cell technologies Micro fuel cell power systems. Power and data interchangeability
Source: BSI Standards