Additions for concrete has-corrigendum management and sharing of health-related

management and sharing of health-related data and information

Tests of semantic assertions (Type A Level 3 as defined in BS ISO/IEC 29109-1)

By adopting ISO 20238

Table 2 – Possible solutions

Additions for concrete has-corrigendum management and sharing of health-relatedWhat is ISO 22904 about? ISO 22904 is an international standard on additions for concrete. ISO 22904 specifies requirements for the properties for silica fume, siliceous fly ash and ground granulated blast furnace slag for use as a type II addition for the production of concrete. NOTE: Fly ash produced with other types or higher percentages of co combustion materials than those provided is not included in ISO 22904. Ground granulated blast furnace