Fertilizers — Extraction of phosphates soluble in mineral acids
STANDARD published on 1.10.1984
Designation standards: ISO 7497:1984
Publication date standards: 1.10.1984
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: Specifies two equivalent methodes. They consist in dissolving the wanted substance in a mixture of hydrochloric and nitric acids or in a mixture of sulfuric and nitric acids.