Title: Ammonium Molybdate(VI)
CAS Registry Number: 12027-67-7
CAS Name: Hexaammonium molybdate (Mo7O246-)
Additional Names: ammonium paramolybdate
Molecular Formula: H24Mo7N6O24
Molecular Weight: 1163.80
Percent Composition: H 2.08%, Mo 57.71%, N 7.22%, O 32.99%
Line Formula: (NH4)6Mo7O24
Literature References: Prepn and structure: Guiter, Compt. Rend. 220, 146 (1945); Lindqvist, Acta Chem. Scand. 2, 88 (1948). Toxicity studies: L. T. Fairhall et al., "The Toxicity of Molybdenum," U.S. Public Health Service Bulletin No. 293, Washington D.C. (1945) 39 pp.
Derivative Type: Tetrahydrate
Properties: Colorless or slightly greenish or yellowish crystals. Sol in 2.3 parts water; practically insol in alcohol. pH of 5% aq soln 5.0 to 5.5.
Use: In photography and for decorating ceramics; for detecting and determining phosphates, arsenates, lead; also as reagent for alkaloids and many other substances. |