Rock drilling equipment -- Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels

Polymeric materials, cellular, flexible - Determination of air flow value at constant pressure-drop

Acoustics -- Laboratory measurement procedures for ducted silencers and air-terminal units -- Insertion loss, flow noise and total pressure loss

Ships and marine technology - Inland navigation vessels - Mounting attachments for demountable signal masts for push-tows

Caravans - Masses and dimensions - Vocabulary

Butter - Determination of pH of the serum - Potentiometric method

Fire detection and alarm systems - Part 1: General and definitions

Fire detection and alarm systems - Part 10: Point-type flame detectors

Fire detection and alarm systems - Part 11: Manual call points

Fire detection and alarm systems - Part 12: Line type smoke detectors using a transmitted optical beam

Fire detection and alarm systems - Part 13: Compatibility assessment of system components

Fire detection and alarm systems - Part 14: Design, installation, commissioning and service of fire detection and fire alarm systems in and around buildings

Fire detection and alarm systems - Part 15: Point-type fire detectors using smoke and heat sensors

Fire detection and alarm systems - Part 16: Sound system control and indicating equipment

Fire detection and fire alarm systems - Part 17: Transmission path isolators

Fire detection and alarm systems - Part 18: Input/output devices

Fire detection and alarm systems - Part 19: Design, installation, commissioning and service of sound systems for emergency purposes

Fire detection and alarm systems - Part 2: Fire detection control and indicating equipment

Fire detection and alarm systems - Part 20: Aspirating smoke detectors

Fire detection and alarm systems - Part 21: Routing equipment

Fire detection and alarm systems - Part 22: Smoke-detection equipment for ducts

Fire detection and alarm systems - Part 23: Visual alarm devices

Fire detection and fire alarm systems - Part 24: Fire alarm loudspeakers

Fire detection and fire alarm systems - Part 25: Components using radio transmission paths

Fire detection and alarm systems - Part 27: Point type fire detectors using a smoke sensor in combination with a carbon monoxide sensor and, optionally, one or more heat sensors