Haideotriton and H. wallacei

Number of Pages: 2Integrative BiologyGeological Science

Gyrinophilus

Number of Pages: 2Integrative BiologyGeological Science

Gyrinophilus porphyriticus

Number of Pages: 3Integrative BiologyGeological Science

Gyrinophilus palleucus

Number of Pages: 2Integrative BiologyGeological Science

Ambystoma dumerilii

Number of Pages: 3Integrative BiologyGeological Science

Method of forming dynamic membrane on stainless steel support

A suitable member formed from sintered, powdered, stainless steel is contacted with a nitrate solution of a soluble alkali metal nitrate and a metal such as zirconium in a pH range and for a time sufficient to effect the formation of a membrane of zirconium oxide preferably including an organic polymeric material such as polyacrylic acid