Rubber and plastics hoses and hose assemblies for automotive air conditioning. Specification - Refrigerant 1234yfWhat is ISO 80663 about? The ISO 8066 series discusses hose assemblies for automotive air conditioning. ISO 80663 specifies the requirements for rubber or thermoplastic hoses and hose assemblies used for circulating liquid and gaseous R1234yf (tetrafluoropropene) in the air conditioning systems of automobiles. The hoses and hose assemblies are designed in such a way as to restrict losses of refrigerant and contamination of the system. The operational

BS EN 54-3 also specifies voice sounders which are used as alarm devices for warning the occupants of a building of the occurrence of a fire risk

some of the aspects associated with recording studios

BS EN 15039 helps remove harmful containment but also improves the taste

BS EN 17043 is a standard that serves technical specifications for the determination of molybdenum in fertilizers that enables you to treat molybdenum deficiency and enables biological nitrogen fixation

In BS EN 12350‑8 the slump flow test and t500 time is used to assess the flowability and the flow rate of self-compacting concrete in the absence of obstructions

BS IEC 62906-1-2 helps in understanding and communicating these terms which are useful in the manufacturing process

chemical and biological testing of plastic containers for parenteral

— wood species with a mean density greater than 350 kg/m3 and not exceeding 750 kg/m3

provided that the target character sets have repertoires that are subsets of the universal multiple-octet coded character set (ISO/IEC 10646) or of any other standard character set

BS 508-1  helps you to identify the appropriate use of butan-1-ol  in industrial applications

Designers and testers

BS EN 653 discusses resilient floor coverings