artifical increase of precipitation precipitation

chemical precipitation + solvent precipitation

2 Naphthol oxidation coupling reaction

Aanodic oxidation

abnormal oxidation state

absorption-oxidation

accelerated oxidation

accelerated oxidation test

acetaldehyde production by ethyl alcohol oxidation

Acetone oxidation

acid oxidation leaching

acid persulphate oxidation

acid pressure oxidation leaching

Acidic oxidation

Acidification-preaeration-oxidation

acidity oxidation

activation oxidation

active oxidation

active-oxidation

adequate oxidation