BS ISO 22634-1:2019 Cigarettes. Determination of benzo[a]pyrene in cigarette mainstream smoke using GC/MS Method using methanol as extraction solvent

Cigarettes
Tobacco testing
Gas chromatography
Chemical analysis and testing
Tobacco
Determination of content
Mass spectrometry
Smoke
Cyclic compounds
Aromatic hydrocarbons

Link: BS ISO 22634-1:2019 Cigarettes. Determination of benzo[a]pyrene in cigarette mainstream smoke using GC/MS Method using methanol as extraction solvent
Source: BSI Standards

BS EN ISO 12759-4:2019 Fans. Efficiency classification for fans Driven fans at maximum operating speed

Ventilators
Leak tests
Pressure
Rotational motion
Direction of movement
Classification systems
Position
Designations
Components
Test pressure
Codes
Vocabulary
Prime movers
Fans
Mechanical transmission systems
Control devices
Fire risks
Thickness
Industrial
Cases

Link: BS EN ISO 12759-4:2019 Fans. Efficiency classification for fans Driven fans at maximum operating speed
Source: BSI Standards

BS EN 10025-2:2019 – TC Tracked Changes. Hot rolled products of structural steels Technical delivery conditions for non-alloy structural steels

Sample location
Metal sections
Sheet materials
Designations
Test specimens
Impact strength
Structural steels
Semi-finished products
Chemical composition
Testing conditions
Steelmaking
Weldability
Elongation
Marking
Hot-working
Yield strength
Rolling
Sampling methods
Steels
Inspection
Unalloyed steels
Bars (materials)
Strength of materials
Strips
Grades (quality)
Tensile strength
Testing

Link: BS EN 10025-2:2019 – TC Tracked Changes. Hot rolled products of structural steels Technical delivery conditions for non-alloy structural steels
Source: BSI Standards