Petroleum and natural gas industries - Completion fluids and materials - Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations - Amendment 1: Addition of Annex B: Proppand specification (ISO 13503-2:2006/Amd 1:2009) (Endorsed by AENOR in December of 2009.)
Edition 2009-12-01

Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry - Amendment 1: Addition of the SSD detector to the Monochromatic excitation part of Table 1 (ISO 20884:2019/Amd 1:2021)
Edition 2022-06-15

Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials - Part 4: Influence of pH on leaching with initial acid/base addition (ISO 21268-4:2019) (Endorsed by Asociación Española de Normalización in January of 2020.)
Edition 2020-01-01

Characterization of waste - Leaching behaviour test - Influence of pH on leaching with initial acid/base addition
Edition 2015-07-29

Lawfully Authorized Electronic Surveillance (LAES) Addendum 1- Addition of Mobile Equipment Identifier (MEID)
Edition 2006-09-08

IEEE Standard for the Surge Parameters of Isolating Transformers used in Networking Devices and Equipment - Amendment 1: Addition of Saturated Core Secondary Winding Parameters
Edition 2017

RESIN, POLYIMIDE, LAMINATING AND MOLDING High Temperature Resistant, 370°C (700°F) Unfilled, Addition Polymer
Edition 2011-08-09

Adhesive Film, Hot-Melt, Addition-Type Polyimide For Foam Sandwich Structure, -55 to + 230 °C (-65 to + 450 °F)
Edition 2016-11-10

Cloth, Type "E"-Glass, Style 7781 Fabric Solution-Addition-Type PMR-15 Polyimide Resin Impregnated
Edition 2016-11-10