phosphoricadj.

?1765 G. Fordyce Elements Agric. 24/2 It [sc. volatile alkali] is found in the Juices of Animals, combined with Muriatic, and phosphoric Acids.

1770 G. Fordyce Elements Pract. Physic I. 2 The serum consists chemically of..water in which common sal ammoniac and phosphoric ammoniac..are dissolved.

1847 Philos. Trans. (Royal Soc.) 137 5 Let a piece of phosphorus remain in it until all combustion has ceased, the hydrogen will then be full of phosphoric vapour.

1884 Philos. Trans. (Royal Soc.) 175 631 When cool, the stopper of each was removed, a plug of freshly-packed phosphoric oxide quickly pushed in, and the stopper immediately replaced.

1950 L. E. Hawker Physiol. Fungi iv. 115 It is likely that the first phosphoric ester to be formed is glucose 1-phosphate and that this is rapidly changed to glucose 6-phosphate by the action of the enzyme phosphoglucomutase.

1985 B. Bailey Guide Britain's Industr. Past (BNC) 58 It was the so-called Gilchrist–Thomas process that enabled the local phosphoric ore to be used for steel-making by removing its impurities with the addition of lime.

1771 M. Berdoe Enq. Infl. Electric-fluid 55 It is that inflammable principle which we discover in lightning, or in the electrical fire, analogous perhaps with the phosphoric flame.

1786 S. Henley tr. W. Beckford Arabian Tale 192 Those phosphorick meteors, that glimmer, by night, in places of interment.

1830 H. Alford Jrnl. 8 Aug. in Life, Jrnls. & Lett. (1873) 56 A thousand phosphoric sparks of poetry leaping about in my mind.

1835 W. Kirby On Power of God in Creation of Animals I. ix. 292 They [sc. violet snails] are vividly phosphoric in the night.

1870 B. Disraeli Lothair (new ed.) lvii A phosphoric light glittered in her Hellenic eyes.

1900 Pilot 16 June 497/1 That phosphoric brilliance of decay which brightened the court of the second Charles.

1929 A. E. Coppard in Legion Bk. 61 Baxter and Brabazon..had been subjected to some phosphoric comments by the magistrate.

1999 Wired Nov. 156/3 The phosphoric tendril of its track grows menacingly up and across the gridded map. I'm watching as the faux missile heads from Russia toward the Barents Sea.

1861 Amer. Agriculturist Jan. 1/2 Separating the silex, the lime,..the phosphoric acid, and other known and unknown elements of various soils.

1912 J. W. Mellor Mod. Inorg. Chem. xxx. 597 The three phosphoric acids and their salts are distinguished by the difference in their behaviour towards silver nitrate.

1941 Thorpe's Dict. Appl. Chem. (ed. 4) V. 69/2 These phosphates have a range of from about 25–32% of phosphoric acid (P₂O₅).

1989 J. Button How to be Green 32 The descaler you use to clean the bath may well contain phosphoric acid, which could cause serious eye and skin injuries.

1858 H. Watts & R. Bridges Graham's Elem. Inorg. Chem. (ed. 2) 704 These compounds [sc. anhydrides] are formed by the substitution of an acid radical for the whole of the hydrogen in one or two molecules of water, thus:..phosphoric anhydride.

1922 T. M. Lowry Inorg. Chem. xxvi. 411 The mixed gases are passed into a flask surrounded by a freezing mixture, and purified by redistilling from phosphoric anhydride.

1960 F. G. Mann & B. C. Saunders Pract. Org. Chem. (ed. 4) ii. 119 This process usually requires phosphorus pentoxide (correctly termed phosphoric anhydride) as a dehydrating agent.

1866 H. Watts Dict. Chem. IV. 511 Pentachloride of phosphorus or Phosphoric Chloride, PCl⁵.

1927 W. H. Waggaman Phosphoric Acid, Phosphates, & Phosphatic Fertilizers 342 (table) Rock is crushed and mixed with NaCl and carbon. The mixture is smelted. Phosphoric chloride is given off and may be treated with water.

2000 Synthetic Metals 113 74/1 A solution of 3..and phosphoric chloride (PCl₅) (125 g, 0.60 mol) in dry benzene (1500 ml) was refluxed for 3h, and cooled to room temperature.

1788 tr. A. F. de Fourcroy Elem. Nat. Hist. & Chem. xxi. 403 The Marquis de Bullion has likewise obtained phosphoric glass from ivory, and from the bones of fishes.

1851 Encycl. Americana VII. 458/2 The phosphuret of lead is formed..by heating equal parts of lead fillings and phosphoric glass with one eighth of charcoal powder.