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 flexibilityUK supports international efforts to protect over…UK and NASA join forces on new mission to study…Trade Secretary secures major trade bloc milestone…Government launches campaign to help businesses…