tetrazone

n.

四氮腙，偶二氮化合物；

Über Tetrazone aus Hydrazonen und Azoverbindungen
Über Tetrazone aus Hydrazonen und Azoverbindungen 
Ueber Diazohydrazide und Bisdiazotetrazone (Octazone)
Tetrazonium salt compounds, novel disazo compounds, method for the production thereof and disazo compound-containing electrophotogra...
Epilepsiebehandlung
The Chemistry of Polyazanes. V. The Mechanism of the Oxidation of Benzalphenylhydrazone
Neogene Radiolarian Zonation in Japan
日本新第三紀の化石放散虫分帯
The lower Ordovician (Tetragraptus zone) at Saint John, New Brunswick, and the new genus Protistograptus
Note on the Stratigraphic Position of the Hannatoma Zone in the Western Táchira Region, Venezuela