—, mode of powdering, xx, 194.
—, hydrate of, H. Rose, xxviii, 140.
—, oxide of, Berzelius, xlix, 193.
—, isomeric acids of, xlvi, 64.
Phosphurets, apparatus for deflagrating, in vacuo, xxxix, 366.
Phosphuret of lime, on the preparation of, xvii, 349.
— —, xlix, 193.
— of nitrogen, xxviii, 140.
Phosphuretted hydrogen, on the formation of, L. C. Beck, xii, 294.
— —, a new, P. Thenard, xlviii, 184.