| Identification | More | [Name]
Sodium trimetaphosphate | [CAS]
7785-84-4 | [Synonyms]
metaphosphoric acid trisodium salt
SODIUM TRIMETAPHOSPHATE
STMP
TRIMETAPHOSPHATE TRISODIUM SALT
TRISODIUM TRIMETAPHOSPHATE
3,5,2,4,6-trioxatriphosphorinane,2,4,6-trihydroxy-trisodiumsalt
cyclicsodiumtrimetaphosphate
cyclischestrinatriummetaphosphat
Metaphosphoricacid(H3P3O9),trisodiumsalt
Metaphosphoricacid(H3P3O9)trisodiumsalt
sodiummetaphosphate(na3(p3o9))
sodiumphosphate((napo3)3)
trimetaphosphate
trimetaphosphategradeiiitrisodium
trimetaphosphoricacid(h3p3o9),trisodiumsalt
trisodiummetaphosphate
trisodiumtrimetaphosphate(na3p3o9)
sodium cyclotriphosphate
trimetaphosphate trisodium
trisodium cyclo-triphosphate | [EINECS(EC#)]
232-088-3 | [Molecular Formula]
NaO9P3-2 | [MDL Number]
MFCD00867826 | [Molecular Weight]
259.91 | [MOL File]
7785-84-4.mol |
| Chemical Properties | Back Directory | [Melting point ]
53℃ [MER06] | [density ]
2.49 | [storage temp. ]
Inert atmosphere,Room Temperature | [solubility ]
Water (Slightly) | [form ]
Powder | [color ]
White | [Specific Gravity]
2.49 | [Water Solubility ]
Soluble in water. Insoluble in alcohol. | [Merck ]
14,8696 | [Cosmetics Ingredients Functions]
BUFFERING
CHELATING
ANTICAKING | [InChI]
InChI=1S/3Na.H3O9P3/c;;;1-10(2)7-11(3,4)9-12(5,6)8-10/h;;;(H,1,2)(H,3,4)(H,5,6)/q3*+1;/p-3 | [InChIKey]
UGTZMIPZNRIWHX-UHFFFAOYSA-K | [SMILES]
P1([O-])(=O)OP(OP([O-])(=O)O1)([O-])=O.[Na+].[Na+].[Na+] | [CAS DataBase Reference]
7785-84-4(CAS DataBase Reference) | [EPA Substance Registry System]
7785-84-4(EPA Substance) |
| Hazard Information | Back Directory | [Chemical Properties]
efflorescent; tricl-rhomb prisms [MER06] | [Uses]
Pharmaceutic aid. | [Purification Methods]
It is precipitated from an aqueous solution at 40o by adding EtOH. It is dried in air. | [Industrial uses]
Sodium trimetaphosphate, Na3[P3O9], is the most stable compound of this group of reagents. The hydrated form of sodium trimetaphosphate contains 6 or 10 molecules of water of crystallization. Commercial production is obtained by heating NaPO3 at 525 °C. |
| Safety Data | Back Directory | [Safety Statements ]
44 | [RIDADR ]
UN 3077 9 / PGIII | [WGK Germany ]
2
| [RTECS ]
OY4025000
| [TSCA ]
Yes | [HS Code ]
28353190 | [Storage Class]
11 - Combustible Solids | [Safety Profile]
Poison by intravenous route. Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes of POx and Na2O. See also PHOSPHATES. | [Hazardous Substances Data]
7785-84-4(Hazardous Substances Data) |
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