Sodium Tungstate (CAS 13472-45-2) — formula Na2O4W, molecular weight 293.82; category inorganic chemicals.
Sodium Tungstate (CAS 13472-45-2) is a chemical raw material in the inorganic chemicals category. Its molecular formula Na2O4W comprises 2 Na, 4 O, 1 W atoms. Its molecular weight is about 293.82. Reported physicochemical data: melting point around 698 °C. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 13472-45-2 |
|---|---|
| Molecular Formula | Na2O4W |
| Molecular Weight | 293.82 |
| Melting Point | 698 °C |
| Applications | Used to make fire and water resistant fabrics, metallic tungsten, and other tungsten compounds, Also used as a biological reagent, a precipitant for alkaloids, and a catalyst for the oxidation of maleic acid |
| Category | Inorganic Chemicals |
Documented applications: Used to make fire and water resistant fabrics, metallic tungsten, and other tungsten compounds, Also used as a biological reagent, a precipitant for alkaloids, and a catalyst for the oxidation of maleic acid.
Sodium Tungstate is an inorganic compound with CAS registry number 13472-45-2 and molecular formula Na2O4W (molecular weight 293.82), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 13472-45-2
Its molecular formula Na2O4W comprises 2 Na, 4 O, 1 W atoms.
Also known as: Sodium Tungstate · 钨酸钠
Category: inorganic chemicals
The CAS registry number of Sodium Tungstate is 13472-45-2.
Molecular formula Na2O4W, molecular weight 293.82.
It is also registered under: Sodium Tungstate, 钨酸钠.
Recorded applications: Used to make fire and water resistant fabrics, metallic tungsten, and other tungsten compounds, Also used as a biological reagent, a precipitant for alkaloids, and a catalyst for the oxidation of maleic acid.
Category: Inorganic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Sodium Tungstate (CAS 13472-45-2), compiled from public chemistry databases.
| CAS Registry Number | 13472-45-2 |
|---|---|
| PubChem CID | 26052 |
| Molecular formula | Na2O4W |
| IUPAC name | disodium;dioxido(dioxo)tungsten |
| UNII (FDA) | 64LRH4405G |
| Molecular Weight | 293.82 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 293.910130 |
| Monoisotopic Mass | 293.910130 |
| Topological Polar Surface Area | 80.3 |
| Heavy Atom Count | 7 |
| Melting Point | 698 °C |
|---|---|
| Melting Point | 695 °C |
| Solubility | SOL 57.5 G/100 CC WATER @ 0 °C; 73.2 G @ 21 °C; 96.9 G @ 100 °C |
| Density | 4.179 |
| Density | 4.179 @25 °C |
SODIUM TUNGSTATE; 13472-45-2; Disodium tungstate; Sodium tungstate(VI); Sodium wolframate; Sodium tungsten oxide (Na2WO4); Sodium tungstate (Na2WO4); Tungstic acid, disodium salt; Disodium tungstate (Na2WO4); CCRIS 5814; Sodium tungstate (Na2(WO4)); Disodium tetraoxatungstate (2-); Disodium tetraoxotungstate (2-); HSDB 5057; Sodium tungstate(VI) (Na2WO4); EINECS 236-743-4
| Reported hazard statements | H302 (100%), H320 |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
Sodium Tungstate · CAS 13472-45-2 · Na2O4W. UNII 64LRH4405G. Melting Point: 698 °C; Melting Point: 695 °C; Solubility: SOL 57.5 G/100 CC WATER @ 0 °C; 73.2 G @ 21 °C; 96.9 G @ 100 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 钨酸钠