orthophosphoric acid

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Related to orthophosphates: phosphoric, metaphosphoric acid

or·tho·phos·phor·ic ac·id

(ōr'thō-fos-fōr'ik as'id),
Phosphoric acid, O=P(OH)3, distinguished by ortho- from metaphosphoric and pyrophosphoric acids, (HPO3)n and OP(OH2)OP(OH)2O, respectively, which are anhydrides of H3PO4; the ultimate anhydride is phosphorus pentoxide, P2O5.

orthophosphoric acid

/or·tho·phos·phor·ic ac·id/ (-fos-for´ik) phosphoric acid.

or·tho·phos·phor·ic ac·id

(ōr'thō-fos-fōr'ik as'id)
Phosphoric acid, O=P(OH)3, distinguished by ortho- from meta- and pyrophosphoric acids.

orthophosphoric acid

used in acid etch technique in dentistry.
References in periodicals archive ?
Analysis for nitrates was performed by use of the cadmium reduction method 4500-NO3-E (APHA 1998), total reactive orthophosphates were analyzed following the U.
Water samples from the hypolimnion were analyzed for nitrates, orthophosphates, and ammonia following the procedures described above.
Godfrey CL, Fisher FL, Norris MJ (1959) A comparison of ammonium metaphosphate and ammonium orthophosphate with superphosphate on the yield and chemical composition of crops grown under field conditions.
Information on orthophosphates below 1000 m is scarce, therefore, data used in this discussion refers only to depths of 100 to 200 m, and varies from 0.
Surface orthophosphate concentrations in the study area oscillated between 0.
Instrument drift was checked over a 48-hour period, running standard solution samples for nitrate-N and orthophosphate.
However, there were significant differences among means for orthophosphate among the 7 treatments (Table 3).
The crystals were synthesized using a high-temperature solvent (flux-growth) technique, the details of which are available from the original papers, and a good overview of the development of these orthophosphates is discussed in Boatner and Sales (7), and references therein.
The first set consists of material for 16 orthophosphates, including Sc and Y obtained from one of us (JMH) and mounted along with primary and secondary standards for analysis and interference corrections.
Calcium Orthophosphates as Bioceramics; Self-Setting Calcium Orthophosphate Formulations: Cements, Concretes, Pastes and Putties
Jones, Crystal structure of brushite, calcium hydrogen orthophosphate dihydrate, A neutron-diffraction investigation, J.
Synthesis and Sintering of Calcium Orthophosphate Powders: Sergej M.