Standards UNE - Spanish national standards - Page 33

Publication of interface specification under Directive 1999/5/EC; Guidelines for describing analogue interfaces.

Standard published on 20.2.2002

Access and Terminals (AT); Digital access to the public telecommunications network; Publication of interface specification under Directive 1999/5/EC. Guidelines for describing digital interfaces.

Standard published on 18.2.2002

Electronic signature formats.

Standard published on 23.2.2011

Steels - Determination of calcium content - Flame atomic absorption spectrometric method (FAAS)

Standard published on 15.1.2020

Chemicals used for treatment of water intended for human consumption - Calcium carbonate

Standard published on 15.12.2021

Steels - Determination of lead content - Flame atomic absorption spectrometric method (FAAS)

Standard published on 15.1.2020

Chemical analysis of ferrous materials - Determination of phosphorus in non-alloyed steels and irons - Molybdenum blue spectrophotometric method

Standard published on 13.6.2007

Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; VDL4 ground-based constituent requirement traceability with the SES 552/2004 interoperability Regulation (Endorsed by AENOR in April of 2011.)

Standard published on 1.4.2011

Qualified certificate profile.

Standard published on 31.1.2002

Chemicals used for treatment of water intended for human consumption - Sulfur dioxide

Standard published on 22.3.2006