metaphosphoric

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metaphosphoric
metaphosphoric, a. Chem. (mɛtəfɒsˈfɒrɪk) [meta- 2 a.] metaphosphoric acid (HPO3): an acid containing a molecule of water less than orthophosphoric acid.1833 T. Graham in Phil. Trans. 277, I shall take the liberty to designate provisionally the acid of the fused biphosphate of soda, the Metaphosphori... Oxford English Dictionary
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Barium metaphosphate
Preparation Barium metaphosphate can be prepared by the reaction of barium carbonate with metaphosphoric acid: BaCO3 + 2HPO3 → Ba(PO3)2 +CO2 +H2O or alternatively wikipedia.org
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metaphosphate
metaphosphate Chem. (mɛtəˈfɒsfət) [meta- 2 a.] A salt of metaphosphoric acid.1833 [see next]. 1869 Roscoe Elem. Chem. 160 Sodium metaphosphate. Oxford English Dictionary
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Peroxymonophosphoric acid
Aside from phosphorus pentoxide, syntheses from metaphosphoric acid and diphosphoric acid were also reported. wikipedia.org
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Meta- (chemistry)
For example: metabisulfite: metaphosphoric acid: Meta-antimonic acid, the dehydrated form of antimonic acid (), is . wikipedia.org
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meta-
meta-, prefix (ˈmɛtə) before a vowel normally met- (also before h, the resulting meth- being pronounced (mɛθ)), repr. Gr. µετα-, µετ- (µεθ-), which occurs separately as the prep. µετά with, after; etymologically corresponding to mid prep. In Gr. the prefix is joined chiefly to verbs and verbal deriv... Oxford English Dictionary
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Phosphorus oxoacid
Metaphosphoric acid is a general term for phosphoric acids with a single cycle, (–P(O)(OH)–O–)n, whose elemental formula is . wikipedia.org
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glacial
▪ I. glacial, a. (ˈgleɪʃɪəl, -ʃəl) Also 7 glaciale. [a. F. glacial, ad. L. glaciālis icy, f. glaciēs ice.] 1. Full of, or having the nature of, ice; cold, icy, freezing. rare.1656 Blount Glossogr., Glacial, where ice is, freezing, cold. 1701 Grew Cosm. Sacra iv. v. §38. 203 Snowy or what ever else h... Oxford English Dictionary
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Oxyacid
For example, phosphoric acid, H3PO4, has sometimes been called orthophosphoric acid, in order to distinguish it from metaphosphoric acid, HPO3. wikipedia.org
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ميتا حمض الفوسفوريك
ميتا حمض الفوسفوريك (بالأنجليزية: Metaphosphoric acid ) هي مركبات مكثفة من أرثو حمض الفوسفوريك (H3PO4) , وأملاحه تتميز بالصيغة الكيميائية (M'PO3)n ، حيث wikipedia.org
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Phosphoric acids and phosphates
Cyclic polyphosphates The phosphoric acid units can be bonded together in rings (cyclic structures) forming metaphosphoric acid molecules. When these metaphosphoric acids lose their hydrogens as , cyclic anions called metaphosphates are formed. wikipedia.org
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hexa-
hexa- (hɛksə) before a vowel hex-, combining form of Gr. ἕξ six, freely used in Greek, and forming the initial element in various modern technical words, some adopted from Greek, others formed from Greek elements or on Greek analogies. In Chem. it indicates the presence of six atoms of some element,... Oxford English Dictionary
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磷酸
如果将正磷酸加热,数个磷酸分子的单体会脱水聚合起来,如: 两个磷酸相连脱去一个水,形成焦磷酸(pyrophosphoric acid,H4P2O7) 如果数个磷酸环状相接起来,并脱去一分子水,会形成偏磷酸(metaphosphoric acid),通式为:(HPO3)n。 wikipedia.org
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CN101124479A - 畜水产品中残留动物用药物的提取液 - Google Patents
CN101124479A CN200580048363.1A CN200580048363A CN101124479A CN 101124479 A CN101124479 A CN 101124479A CN 200580048363 A CN200580048363 A CN 200580048363A CN 101124479 A CN101124479 A CN 101124479A Authority CN China Prior art keywords extract animal medicine residual metaphosphoric acid Prior art date 2004-12-16 Legal status (The legal status is an assumption and is not a legal conclusion.
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ortho-
ortho- before a vowel sometimes orth-, combining form of Gr. ὀρθός ‘straight, right’, an element of various words, chiefly scientific or technical, sometimes in the physical sense ‘straight’, sometimes in the ethical sense ‘right, correct, proper’. 1. In technical words generally (for the more impor... Oxford English Dictionary
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