osmiaten.

1844 Philos. Mag. 24 394 A solution of osmiate of potash.

1849 D. Campbell Pract. Text-bk. Inorg. Chem. 259 Osmic acid..forms a class of salts known as osmiates: their solutions are decomposed by boiling, osmic acid being evolved.

1890 J. M. Thomson & A. G. Bloxam Bloxam's Chem. (ed. 7) 428 By dissolving osmic anhydride in potash and adding alcohol, the latter is oxidised at the expense of the potassium osmiate, and rose-coloured octahedral crystals of potassium osmite (K₂OsO₄.2Aq) are obtained.

1893 Amer. Naturalist 27 386 The potassium tellurates and osmiates are isodimorphous, and..the rutheniate of this metal is isomorphous with its uranate.

1905 F. A. Gooch & C. F. Walker Outl. Inorg. Chem. ii. xviii. 490 By fusing osmium compounds with potassium hydroxide and potassium nitrate, potassium osmiate, K₂OsO₄, is formed.

1922 T. M. Lowry Inorg. Chem. xlii. 822 By the action of ammonia and potassium hydroxide on osmium tetroxide, potassium osmiate, KOsNO₃, is produced in orange-yellow crystals.

1962 P. J. Durrant & B. Durrant Introd. Adv. Inorg. Chem. xxiv. 1033 All three elements in the Group, iron, ruthenium, and osmium, are present in the oxidation state VI in the ferrates, the ruthenates, and the osmiates; the general formula is K₂MO₄.

1999 Jrnl. Agric. & Food. Chem. 47 3411 The reaction of (Z)-hexadecenoic acid..with a catalytic amount of osmium tetraoxide leads exclusively to the erythro-dihydroxyhexadecanoic acid..as a result of the formation of an intermediate osmiate ester.