metaphosphoric acid formula

These acids are actually the phosphoric acid units bonded together in rings (cyclic structures), hence forming metaphosphoric acid molecules. Cyclo- or metaphosphoric acids and metaphosphates. Disclaimer: Loba Chemie Pvt. Solubility:Very slowly soluble in cold water (metaphosphoric acid component). This page allows searching J. UNII-MTK99R3UV0. meta-Phosphoric acid Purum, ~65% HPO3 basis, pieces, CAS Number: 7267-86-0,(79615 Fluka).Shop now or request a quote. The pure compound is a colorless solid. Its IUPAC name is actually trihydroxidooxidophosphorus phosphoric acid, but thankfully, it is virtually never called t… ; Henshman, M.J.; Miller, T.M. A general reaction search PHOSPHORIC ACID reacts exothermically with bases. DE EN FR KO PT ES TH TR. May react with active metals, including such structural metals as aluminum and iron, to release hydrogen, a flammable gas. Chem., 1991, 95, 3, 1275, https://doi.org/10.1021/j100156a044 Majority of the information on lobachemie.com by the U.S. Secretary of Commerce on behalf of the U.S.A. shall not be liable for any damage that may result from Shelf Life 60 Months. It is a phosphorus oxoacid, an inorganic heterocyclic compound and a cyclic phosphorus acid anhydride. Henchman, M.; Viggiano, A.A.; Paulson, J.F. [all data], Go To: Top, Reaction thermochemistry data, References. Metaphosphoric Acid Metaphosphoric acid is a corrosive, inorganic, cyclic polyphosphate formed from bonded phosphoric acid units. Soc., 1992, 114, 11, 4299, https://doi.org/10.1021/ja00037a039 Search results for metaphosphoric acid at Sigma-Aldrich. The Gas Phase Acidities of HPO3 and HPO2: Enthalpies of Deprotonation, Metaphosphoric acid (HPO3) M phosphoric acid. . (00100), 500 g Avantor ®, a Fortune 500 company, is a leading global provider of mission-critical products and services to customers in the biopharma, healthcare, education & government, and advanced technologies & applied materials industries.Our portfolio is used in virtually every stage of the most important research, development and production activities in the industries we serve. ; Freedman, A.; Wormhoudt, J., reaction search pages in place of the enumerated reaction 13762-75-9 - MRVHOJHOBHYHQL-UHFFFAOYSA-M - Metaphosphoric acid, lithium salt - Similar structures search, synonyms, formulas, resource links, and other chemical information. Go To: Top, Reaction thermochemistry data, Notes, Wang and Wang, 1999 . p.a., ACS Reagent, ≥33.5% (T), CAS Number: 37267-86-0, 50813-16-6,(79613 Fluka).Shop now or request a quote. . MSDS. Quantity Value Units Method Reference Comment; Δ r H°: 1300. ± 18. kJ/mol: D-EA: Wang and Wang, 1999: gas phase: Δ r H°: 1300. Metaphosphoric acid. Vibrationally resolved photoelectron spectroscopy of PO3- and the electronic structure of PO3, *Please select more than one item to compare displayed on this web site is accurate and complete, however it is not liable for and Informatics, Vibrational and/or electronic energy levels, X-ray Photoelectron Spectroscopy Database, version 4.1, https://doi.org/10.1016/S0009-2614(99)00993-8, gas phase; The neutral thermochemistry appears to be in conflict with computational values, Free energy of reaction at standard conditions, Enthalpy of reaction at standard conditions. Article No. ; Miller, S., Chem. Compare Products: Select up to 4 products. Synonyms: Zinc metaphosphate, Zinc dimetaphosphate, Zinc hexametaphosphate, EINECS 236-967-2, Metaphosphoric acid (HPO3), zinc salt, Metaphosphoric acid (Zn(PO3)2), zinc salt (2:1) Molecular Formula: Metaphosphoric acid, 40 to 46% (HPO3), HO3P, CAS Number-37267-86-0, 50813-16-6, hydrogenphosphonate, metaphosphoric acid, meta-phosphoric acid, hydrogen phosphonate, phosphenic acid, m-phosphoric acid, metaphosphoric acid hpo3, phosphonate 1-, x-phosphate-group, unii-mtk99r3uv0, 500g, 5ppm max. Chem. Molecular Formula (HPO 3)n. Molecular Weight H.S. Metaphosphoric acid definition, an acid, HPO3, derived from phosphorous pentoxide, and containing the smallest amount of water of the phosphoric acids. Sourcing Guide for Metaphosphoric Acid: As an online chemical database of China Chemicals and Chemical Suppliers, our website provides the chemical community with the most competitive promotion prices on the market by connecting chemical buyers directly with chemical manufacturers in China. Data compilation copyright Wang, X.B. LobaChemie Pvt. It is also known as orthophosphoric acid. Molecular Weight: 411.88 Molecular Formula: H4O12P4.4Na Additional Metadata. m-Phosphoric Acid. 10343-62-1. hydrogen phosphonate ion. Phosphoric acid is an inorganic or mineral acid with the chemical formula H3PO4. Standard Reference Data Act. However, NIST makes no warranties to that effect, and NIST Can initiate the polymerization of certain classes of organic compounds. [all data], Viggiano, Morris, et al., 1991 Database and to verify that the data contained therein have Ltd. All rights reserved. displays seen below. See more. Molecular Formula: Unspecified Additional Metadata. of all reactions involving this species. Am. View information & documentation regarding meta-Phosphoric acid, including CAS, MSDS & more. form is Specific Gravity:2.4 (for metaphosphoric acid component) pH:No information found. Along with carbonic acid, phosphoric acid is the inorganic acid most ingested by humans. Viggiano, A.A.; Henchman, M.J.; Dale, F.; Deakyne, C.A. Metaphosphoric acid Categories This reference contains the names of substances and descriptions of the chemical formulas (including the structural formula and the skeletal formula). Copyright for NIST Standard Reference Data is governed by Gas-Phase Reactions of Weak Bronsted Bases I-, PO3-, HSO4-, FSO3-, and CF3SO3- with Strong Bronsted Acids H2SO4, FSO3H, and CF3SO3H - A Quantitative Study, Partial removal yields various hydrogen phosphate anions. % Volatiles by volume @ 21C (70F):No information found. Metaphosphoric acid, ACS reagent, stabilized. Code 2809.2010. Chem. Phys. ‘Upon collection, a 5-mL aliquot of rumen fluid was acidified with 1 mL of 25% metaphosphoric acid and allowed to stand for 30 min.’ ‘Apoplastic-washed fluid was collected into Eppendorf tubes containing 6% metaphosphoric acid.’ ‘Each frozen sample was homogenized with a mortar and pestle in 5 ml of 2% metaphosphoric acid.’ errors or omissions in the Database. Metaphosphoric acids general formula is (HPO3)n ; where n denoted number of phosphoric acid units present in the ring with n being greater or equal to 3. Log Octanol-Water Partition Coef (SRC): Log Kow (KOWWIN v1.67 estimate) = -2.68 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 480.00 (Adapted Stein & Brown method) Melting Pt (deg C): 90.27 (Mean or Weighted MP) VP(mm Hg,25 deg C): 2.06E-011 (Modified Grain … [all data], Henchman, Viggiano, et al., 1985 the J. Precaution Statement: P280-P305 + P351 + P338-P310. HO3P. Note: Please consider using the © 2018 by the U.S. Secretary of Commerce Metaphosphoric acid. Removal of the hydrogen atoms as protons H+ turns a phosphoric acid into a phosphate anion. been selected on the basis of sound scientific judgment. CAS No. phosphonate(1-) hydrogen phosphonate. The phosphoric acid units can be bonded together in rings (cyclic structures) forming metaphosphoric acid molecules. Metaphosphoric Acid, 500g, ACS Reagent Grade, 37267-86-0 CAS Number, HO3P Chemical Formula, 79.97g/mol Molecular Weight, Transparent Glass-like, Solid, 2.2 Density, 85 Months Shelf Life Chips Cyclotriphosphoric acid is the cyclic anhydride of triphosphoric acid. Odor:Odorless. meta-Phosphoric acid. All rights reserved. (00500). Phosphenic acid. Metaphosphoric acid (HPO3), zinc salt Metaphosphoric acid (Zn (PO3)2), zinc salt (2:1) also available. Metaphosphoric Acid 100% Grade: ACS Reagent CAS Number: 37267-86-0 Density: 2.2 Chemical Formula: HO3P Molecular Weight: 0 g/mol Color: Transparent glass-like solid Physical State: Solid Shelf Life: 85 Months Storage: Ambient Chemical: 500g DOT: UN3260, CORROSIVE SOLID, ACIDIC,… Am. The synthesis of ascorbic acid was achieved by Reichstein in 1933, followed by industrial production of ascorbic acid two years later by Roche. 37267-86-0. Soc., 1985, 107, 1453. meta-Phosphoric acid Puriss. National Institute of Standards and It is a conjugate acid of a cyclotriphosphate(3-). The simplest such compound is trimetaphosphoric acid or cyclo-triphosphoric acid having the formula H 3 P 3 O 9. Metaphosphoric acid, stabilized. reaction search for this species. [all data], Viggiano, Henchman, et al., 1992 Its structure is shown in the illustration. Lett., 1999, 313, 1-2, 179-183, https://doi.org/10.1016/S0009-2614(99)00993-8 uses its best efforts to deliver a high quality copy of the Metaphosphoric acid (H4P4O12), tetrasodium salt. Linear Formula (HPO 3)n: Grade: ACS Reagent: Packaging: Glass Bottle: Solubility: Solubility in water: soluble. Metaphosphoric acid (HPO3), calcium salt. Data from NIST Standard Reference Database 69: The National Institute of Standards and Technology (NIST) The empirical formula is C6H806, and the molecular weight is 176.13. Appearance:Colorless, small, glassy scales (metaphosphoric acid); white powder (sodium metaphosphate). Grade AR. Metaphosphoric acids, (HPO 3) n, in which n = 3, 4, 5, . J. Phys. All rights reserved. any errors, inaccuracies or omissions. ; Paulson, J.F., The chemical name of ascorbic acid (vitamin c) is L-ascorbic acid (vitamin c). Sigma-Aldrich offers a number of meta-Phosphoric acid products. Viggiano, A.A.; Morris, R.A.; Dale, F.; Paulson, J.F. 05256. Ltd. makes every effort to ensure that the information ., are another class of polymeric phosphoric acids. It can be deprotonated to form cyclic metaphosphate anions and has applications in biochemistry, agriculture, pharmacy, and chemical research. The known metaphosphoric acids are characterized by cyclic molecular structures. It is normally encountered as a colorless syrup of 85% concentration in water. Molecular Weight: 200.04 Molecular Formula: Ca.2HO3P Additional Metadata. Certificate of Analysis (COAs) Physical Properties. Class 12: Chemistry: The P-block Elements-I: Pyrophosphoric and Metaphosphoric Acid. Metaphosphoric acid. Phosphoric acid, also known as orthophosphoric acid or phosphoric(V) acid, is a weak acid with the chemical formula H 3PO 4. It is used in various foods to add a sour flavor, including in some carbonated drinks. Predicted data is generated using the US Environmental Protection Agency’s EPISuite™. Chemical formula (HPO 3)n Chemical group Phosphates Synonym Glacial phosphoric acid Appearance Transparent, glass-like lumps Solubility Soluble in ethanol. Technology, Office of Data Purity 56-60%. . is liable to change without any intimation or notice. 100 g © Copyright. Future versions of this site may rely on Thermodynamic and kinetic properties of the metaphosphate anion, PO3-, in the gas phase, on behalf of the United States of America. ; Wang, L.S., Other solubilities: slowly forming the ortho-acid, soluble in alcohol: Chemical Name or Material: Metaphosphoric acid Reacts with cyanide compounds to release gaseous hydrogen cyanide. 37267-86-0. hydrogenphosphonate. 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