Materials for printed boards and other interconnecting structures - Part 2-31: Reinforced base materials clad and unclad for high frequency application - Halogenated modified or unmodified resin system, woven E-glass laminated sheets of defined relative permittivity (equal or less than 4,1 at 1 GHz) and flammability (vertical burning test), copper-clad (IEC 91/671/CDV)
Edition 2007-07-01

Materials for printed boards and other interconnecting structures - Part 2-32: Reinforced base materials clad and unclad for high frequency application - Halogenated modified or unmodified resin system, woven E-glass laminated sheets of defined relative permittivity (equal or less than 3,7 at 1 GHz) and flammability (vertical burning test), copper-clad (IEC 91/673/CDV)
Edition 2007-07-01

Materials for printed boards and other interconnecting structures - Part 2-33: Reinforced base materials clad and unclad for high frequency application - Non-halogenated modified or unmodified resin system, woven E-glass laminated sheets of defined relative permittivity (equal or less than 4,1 at 1 GHz) and flammability (vertical burning test), copper-clad (IEC 91/675/CDV)
Edition 2007-07-01

Materials for printed boards and other interconnecting structures - Part 2-34: Reinforced base materials clad and unclad for high frequency application - Non-halogenated modified or unmodified resin system, woven E-glass laminated sheets of defined relative permittivity (equal or less than 3,7 at 1 GHz) and flammability (vertical burning test), copper-clad (IEC 91/677/CDV)
Edition 2007-07-01

Gas cylinders - Refillable seamless steel gas cylinders - Design, construction and testing Part 2: Quenched and tempered steel cylinders with tensile strength greater than or equal to 1100 MPa
Edition 2014-02-03

Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of yeasts and moulds Part 2: Colony count technique in products with water activity less than or equal to 0,95
Edition 2021-04-14

Inductive voltage transformers with solid insulation for maximum voltage equal or lower than 52 kV - Specification and tests
Edition 2021-09-09

Current transformers with solid insulation for maximum voltage equal or lower than 52 kV - Specification and tests
Edition 2021-04-15

Bakery machinery - Cylinders roll length equal or greater than 400 mm - Safety and hygiene requirements
Edition 2016-09-19

Electromechanical contactors for household and similar purposes with 63 A inferior In inferior or equal 125 A.
Edition 1997-03-01