Normativa ISO UNE gratis

Fecha de publicación: 02/03/1995 Information technology — Protocol for providing the connectionless-mode network service: Provision of the underlying service by an X.25 subnetwork ISO/IEC 8473-3:1995

Fecha de publicación: 02/03/1995 Information technology — Protocol for providing the connectionless-mode network service: Provision of the underlying service by a subnetwork that provides the OSI data link service ISO/IEC 8473-4:1995

Fecha de publicación: 02/03/1995 Information technology — Coding of moving pictures and associated audio for digital storage media at up to about 1,5 Mbit/s — Part 4: Compliance testing ISO/IEC 11172-4:1995

Fecha de publicación: 02/03/1995 Information technology — Telecommunications and information exchange between systems — 50-pole interface connector mateability dimensions and contact number assignments ISO/IEC 13575:1995

Fecha de publicación: 09/03/1995 Carbonaceous materials for the production of aluminium — Green coke — Determination of volatile matter content by gravimetric analysis ISO 9406:1995

Fecha de publicación: 09/03/1995 Soil quality — Determination of total nitrogen — Modified Kjeldahl method ISO 11261:1995

Fecha de publicación: 09/03/1995 Paper and board — Determination of smoothness (Bekk method) ISO 5627:1995

Fecha de publicación: 09/03/1995 Acoustics — Recommended practice for the design of low-noise machinery and equipment — Part 1: Planning ISO/TR 11688-1:1995

Fecha de publicación: 09/03/1995 Machinery for forestry — Tracked special machines — Performance criteria for brake systems ISO 11512:1995

Fecha de publicación: 09/03/1995 Raw optical glass — Determination of birefringence ISO 11455:1995