Normas ISO

Indoor air-- Part 37: Measurement of PM2,5 mass concentration

Information and documentation -- Management systems for records -- Requirements

Petroleum, petrochemical and natural gas industries -- Shell-and-tube heat exchangers

Geographic information -- Referencing by coordinates

Information technology -- Distributed application platforms and services (DAPS) -- Framework for distributed real-time access systems

Reciprocating internal combustion engines -- Exhaust emission measurement-- Part 3: Test procedures for measurement of exhaust gas smoke emissions from compression ignition engines using a filter type smoke meter