Phosphoric acid, phosphates and phosphatic fertilizers.

Includes bibliographies.

Researches on the arseniates, phosphates, and modifications of phosphoric acid.

"Specially noteworthy on two different grounds--firstly, because in it the relations to each other of ortho-, pyro-, and metaphosphoric acids and the corresponding salts were first pointed out; and secondly, because it formed the starting point of the idea of the basicity of acids."--Editor's pref.

Electrolytic reduction of commercial phosphoric acids /

"Date Declassified: September 23, 1955."

Anleitung zu einer rationellen düngung mit phosphorsäure insbesondere mit superphosphat und Thomasschlacke.

Mode of access: Internet.

Die Einwirkung der Phosphorsäuredüngung auf die Entwicklung und Zusammensetzung der Zuckerrüben ...

Vita.