ClassID:

84882

C01B25/461 - CPC Classification

Classification description:

Phosphorus; Compounds thereof; Oxyacids of phosphorus; Salts thereof; Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound

Sub-classes:
Recent Application in this class: