The document describes procedures of pretreatment and determination of water and acid soluble sulfate in siols and related materials. Extraction with water at a ratio 1:2 and 1:5, and with HCL at a ratio 1:10. Gravimetric determination.#,,#
DIN ISO 11048:1997 history
1997DIN ISO 11048:1997 Soil quality - Determination of water-soluble and acid-soluble sulfate (ISO 11048:1995)