. "Total_hcl-aquaregia"@en . "Leenaars J.G.B., A.J.M. van Oostrum and M. Ruiperez Gonzalez, 2014. Africa Soil Profiles Database, Version 1.2. A compilation of georeferenced and standardised legacy soil profile data for Sub-Saharan Africa (with dataset). ISRIC Report 2014/01. Africa Soil Information Service (AfSIS) project and ISRIC - World Soil Information, Wageningen, the Netherlands. See Annex 4." . . "Total_hcl-aquaregia" . "Hydrocloric (HCl) extraction in nitric/perchloric acid mixture (totals) aqua regia" . . . .