English

Adjective

orthophosphoric ‎(not comparable)

1. (chemistry) Describing the ordinary form of phosphoric acid and its derivatives
   • 1878, A. Michaelis, “On the Constituion of Phosphorus Compounds”, in The Quarterly Journal of the Chemical Society of London, volume 25, page 983:

     Pyrophosphoric sulphobromide is a liquid of a clear yellow colour, and aromatic, pungent odour, resembling that of orthophosphoric sulphobromide, but still more disagreeable.

   • 1916, Alexander Bryan Johnson, General topics, blood vessels, plastic operations, muscles, nerves, wounds, radium, page 216:

     Beraneck's tuberculin consists of equal parts of the filtrate of a culture of tubercle bacilli and a 1 per cent. orthophosphoric extract of the residue.

   • 2013, Dimitrios Nikolelis, editor, Biosensors for Direct Monitoring of Environmental Pollutants in Field, page 128:

     Alkaline phosphatase catalyses the cleavage of orthophosphoric monoester according to the following scheme […]

Related terms

• orthophosphate
• metaphosphoric

Derived terms

• orthophosphoric acid