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Sodium trimetaphosphate (also STMP), with
formula Na3P3O9, is one of the
metaphosphates of sodium. It has the
formula Na3P3O9 but the
hexahydrate Na3P3O9·(H2O)6...
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acids are
often called "metaphosphates". What are
commonly called trimetaphosphates actually have a
mixture of ring sizes. A
general formula for such...
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polyphosphates are
known including the
cyclic triphosphate (e.g.
sodium trimetaphosphate). It
binds strongly to
metal cations as both a
bidentate and tridentate...
- solution,
particularly under acidic conditions and/or heat, to
sodium trimetaphosphate and
sodium orthophosphate.
Sodium hexametaphosphate is the
alkali salt...
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reaction trimetaphosphate + H2O ⇌ {\displaystyle \rightleftharpoons }
triphosphate Thus, the two
substrates of this
enzyme are
trimetaphosphate and H2O...
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cyclic polyphosphates,
called metaphosphates,
include the
trimer sodium trimetaphosphate and the tetramer, Na3P3O9 and Na4P4O12, respectively.
Polymeric sodium...
- NaH2PO4 → Na2H2P2O7 + H2O When
heated at 550 °C,
anhydrous trisodium trimetaphosphate is formed: 3 NaH2PO4 → Na3P3O9 + 3 H2O
Phosphates are
often used in...
- cyanamide, dicyanamide, dicyandiamide, diaminomaleonitrile, urea,
trimetaphosphate, NaCl, CuCl2, (Ni,Fe)S, CO,
carbonyl sulfide (COS),
carbon disulfide...
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metaphosphates and are
generally stable, with some such as
sodium trimetaphosphate being produced on an
industrial scale.
Metaphosphates can be used as...
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marked E452.
Structure of
triphosphoric acid
Polyphosphoric acid
Cyclic trimetaphosphate Adenosine diphosphate (ADP) The
structure of
tripolyphosphoric acid...
