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- noun Plural form of
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But under my feet the fire has given phosphorus for orthophosphates; black ash has settled.
Of the acid orthophosphates, the mono-calcium salt,
Of the calcium orthophosphates, the normal salt, Ca_3 (PO_4) _2, is the most important.
It will be seen by reference to the formulas for the orthophosphates (see page 244) that in a primary phosphate only one hydrogen atom of phosphoric acid is replaced by a metal.
_ The orthophosphates form an important class of salts.
If these are present, it must be remembered they act differently with some reagents from the ordinary phosphates, which are called orthophosphates.
They are, however, all convertible into orthophosphates by some means which will remove their base, such as fusion with alkaline carbonates, boiling with strong acids, &c. [