Posted on March 27, 2018March 29, 2018 by Pulse AssentISO 21283:2018 Iron ores. Determination of specific surface area. Test method using air-permeability apparatus (Blaine) Link: ISO 21283:2018 Iron ores. Determination of specific surface area. Test method using air-permeability apparatus (Blaine) Source: BSI Standards Related Posts:Businesses to be given UK product marking flexibilityTrade Secretary secures major trade bloc milestone…Government launches campaign to help businesses…£80 million boost to help UK businesses tackle…Expert regional innovation hubs given £75 million…