Tungsten(VI) oxide（CAS 1314-35-8）：分子式 O3W、分子量 231.84；类别 无机化学品。
| CAS号 | 1314-35-8 |
|---|---|
| 分子式 | O3W |
| 分子量 | 231.84 |
| 熔点 | 1472 °C |
| 应用领域 | Uses: Used to make tungstates (used for x-ray screens and fireproofing fabrics)、alloys、and yellow pigment in ceramics、[HSDB] Used as a catalyst for synthesis of organometallic compounds、[Ullmann]、Metal Preparation and Pouring [Category: Foundry]、Ceramics making [Category: Hobbies]、Mfr of tungstates which are used for x-ray screens and for fireproofing fabrics.、To form metal by reduction、yellow pigment in ceramics、Industry Uses: Alloys、Other、Not Known or Reasonably Ascertainable、Catalyst、Intermediate、Consumer Uses: Not Known or Reasonably Ascertainable、Methods of Manufacturing: Prepn from sodium tungstate: Hein、Herzog、in Handbook of Preparative Inorganic Chemistry vol 2、G Brauer、ed (Academic Press、New York、2nd ed、1965) pp. 1423-1424.、Scheelite ore is treated with hydrochloric acid and the resulting product dissolved out with ammonia. The complex ammonium tungstate can then be ignited to tungstic oxide.、Tungsten ore concentrates + sodium carbonate (ore roasting、water leaching、calcination)、ammonium paratungstate (calcination)、U.S. Production: 2023: 25、000、000 - <40、000 lb、2022: 25、2021: 40、000 - <55、2020: 25、General Manufacturing Information: Petrochemical Manufacturing、Petroleum Refineries、Computer and Electronic Product Manufacturing、Primary Metal Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Utilities、Tungsten oxide (WO3): ACTIVE、TUNGSTEN TRIOXIDE-TITANIUM DIOXIDE CATALYST USED FOR THE REDUCTION OF NITROGEN OXIDES IN FLUE GAS TREATMENT.、AS CATALYST. NITROGEN OXIDES PRESENT IN EXHAUSTS OR IN INDUSTRIAL WASTE GASES ARE REDUCED BY PASSAGE OVER A CATALYST MASS CONTAINING IRON & TUNGSTEN OXIDES IN THE ATOMIC RATIO IRON:TUNGSTEN OF 1.0:0.005-0.8.、X-RAY CONTRAST MEDIA COMPRISE 10-50% TANTALUM、HAFNIUM、TUNGSTEN、ONE OF THEIR PURE OXIDES OR INSOL SALTS、OR A PARTIALLY PURIFIED ORE CONTAINING GREATER THAN OR EQUAL TO 1 OF THESE SUBSTANCES、& A VISCOUS LIQ CARRIER. THESE COMPOSITIONS CAN BE PREPD EASILY WITHOUT SPECIALIZED APPARATUS、SHOW A HIGH AFFINITY FOR X-RAY、& CAN BE USED WITH CONVENTIONAL X-RAY APPARATUS. |
| 类别 | Inorganic Chemicals |
登记用途：Uses: Used to make tungstates (used for x-ray screens and fireproofing fabrics)、alloys、and yellow pigment in ceramics、[HSDB] Used as a catalyst for synthesis of organometallic compounds、[Ullmann]、Metal Preparation and Pouring [Category: Foundry]、Ceramics making [Category: Hobbies]、Mfr of tungstates which are used for x-ray screens and for fireproofing fabrics.、To form metal by reduction、yellow pigment in ceramics、Industry Uses: Alloys、Other、Not Known or Reasonably Ascertainable、Catalyst、Intermediate、Consumer Uses: Not Known or Reasonably Ascertainable、Methods of Manufacturing: Prepn from sodium tungstate: Hein、Herzog、in Handbook of Preparative Inorganic Chemistry vol 2、G Brauer、ed (Academic Press、New York、2nd ed、1965) pp. 1423-1424.、Scheelite ore is treated with hydrochloric acid and the resulting product dissolved out with ammonia. The complex ammonium tungstate can then be ignited to tungstic oxide.、Tungsten ore concentrates + sodium carbonate (ore roasting、water leaching、calcination)、ammonium paratungstate (calcination)、U.S. Production: 2023: 25、000、000 - <40、000 lb、2022: 25、2021: 40、000 - <55、2020: 25、General Manufacturing Information: Petrochemical Manufacturing、Petroleum Refineries、Computer and Electronic Product Manufacturing、Primary Metal Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Utilities、Tungsten oxide (WO3): ACTIVE、TUNGSTEN TRIOXIDE-TITANIUM DIOXIDE CATALYST USED FOR THE REDUCTION OF NITROGEN OXIDES IN FLUE GAS TREATMENT.、AS CATALYST. NITROGEN OXIDES PRESENT IN EXHAUSTS OR IN INDUSTRIAL WASTE GASES ARE REDUCED BY PASSAGE OVER A CATALYST MASS CONTAINING IRON & TUNGSTEN OXIDES IN THE ATOMIC RATIO IRON:TUNGSTEN OF 1.0:0.005-0.8.、X-RAY CONTRAST MEDIA COMPRISE 10-50% TANTALUM、HAFNIUM、TUNGSTEN、ONE OF THEIR PURE OXIDES OR INSOL SALTS、OR A PARTIALLY PURIFIED ORE CONTAINING GREATER THAN OR EQUAL TO 1 OF THESE SUBSTANCES、& A VISCOUS LIQ CARRIER. THESE COMPOSITIONS CAN BE PREPD EASILY WITHOUT SPECIALIZED APPARATUS、SHOW A HIGH AFFINITY FOR X-RAY、& CAN BE USED WITH CONVENTIONAL X-RAY APPARATUS.。
Tungsten(VI) oxide 是一种无机化合物，登记 CAS 号为 1314-35-8，分子式 O3W（分子量 231.84），归属于无机化学品大类化工原料。
登记 CAS 号：1314-35-8
其分子式 O3W 由 3 个氧、1 个钨 组成。
别名/同义词：Tungsten(VI) oxide
所属分类：无机化学品
Tungsten(VI) oxide 的 CAS 登记号为 1314-35-8。
分子式 O3W，分子量 231.84。
别名/同义词：Tungsten(VI) oxide。
登记用途：Uses: Used to make tungstates (used for x-ray screens and fireproofing fabrics)、alloys、and yellow pigment in ceramics、[HSDB] Used as a catalyst for synthesis of organometallic compounds、[Ullmann]、Metal Preparation and Pouring [Category: Foundry]、Ceramics making [Category: Hobbies]、Mfr of tungstates which are used for x-ray screens and for fireproofing fabrics.、To form metal by reduction、yellow pigment in ceramics、Industry Uses: Alloys、Other、Not Known or Reasonably Ascertainable、Catalyst、Intermediate、Consumer Uses: Not Known or Reasonably Ascertainable、Methods of Manufacturing: Prepn from sodium tungstate: Hein、Herzog、in Handbook of Preparative Inorganic Chemistry vol 2、G Brauer、ed (Academic Press、New York、2nd ed、1965) pp. 1423-1424.、Scheelite ore is treated with hydrochloric acid and the resulting product dissolved out with ammonia. The complex ammonium tungstate can then be ignited to tungstic oxide.、Tungsten ore concentrates + sodium carbonate (ore roasting、water leaching、calcination)、ammonium paratungstate (calcination)、U.S. Production: 2023: 25、000、000 - <40、000 lb、2022: 25、2021: 40、000 - <55、2020: 25、General Manufacturing Information: Petrochemical Manufacturing、Petroleum Refineries、Computer and Electronic Product Manufacturing、Primary Metal Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Utilities、Tungsten oxide (WO3): ACTIVE、TUNGSTEN TRIOXIDE-TITANIUM DIOXIDE CATALYST USED FOR THE REDUCTION OF NITROGEN OXIDES IN FLUE GAS TREATMENT.、AS CATALYST. NITROGEN OXIDES PRESENT IN EXHAUSTS OR IN INDUSTRIAL WASTE GASES ARE REDUCED BY PASSAGE OVER A CATALYST MASS CONTAINING IRON & TUNGSTEN OXIDES IN THE ATOMIC RATIO IRON:TUNGSTEN OF 1.0:0.005-0.8.、X-RAY CONTRAST MEDIA COMPRISE 10-50% TANTALUM、HAFNIUM、TUNGSTEN、ONE OF THEIR PURE OXIDES OR INSOL SALTS、OR A PARTIALLY PURIFIED ORE CONTAINING GREATER THAN OR EQUAL TO 1 OF THESE SUBSTANCES、& A VISCOUS LIQ CARRIER. THESE COMPOSITIONS CAN BE PREPD EASILY WITHOUT SPECIALIZED APPARATUS、SHOW A HIGH AFFINITY FOR X-RAY、& CAN BE USED WITH CONVENTIONAL X-RAY APPARATUS.。
所属分类：Inorganic Chemicals。
Tungsten(VI) oxide（CAS 1314-35-8）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1314-35-8 |
|---|---|
| PubChem CID | 14811 |
| Molecular formula | O3W |
| IUPAC name | trioxotungsten |
| UNII (FDA) | 940E10M08M |
| Molecular Weight | 231.84 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 231.935677 |
| Monoisotopic Mass | 231.935677 |
| Topological Polar Surface Area | 51.2 |
| Heavy Atom Count | 4 |
| Melting Point | 1472 °C |
|---|---|
| Melting Point | 1473 °C |
| Density | 7.2 |
| Density | 7.2 @25 °C |
TUNGSTEN TRIOXIDE; 1314-35-8; Tungsten oxide (WO3); Tungstic anhydride; Tungstic oxide; Tungsten Blue; Tungstic acid anhydride; Wolframic acid, anhydride; CI 77901; C.I. 77901; DTXSID7032262; 940E10M08M; RefChem:1100596; 215-231-4; DTXCID5012262; Tungsten(VI) oxide
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS TUNGSTEN OXIDE |
|---|---|
| GHS notification summary | 41.5% (333 / 803) |
| GHS notification summary | 41.5% (333 / 803) |
|---|---|
| Reported hazard statements | H302 (58.5%), H315 (57.3%), H319 (57.3%), H335 (57.3%) |
This chemical does not meet GHS hazard criteria for 41.5% (333 of 803) of reports.
H302 (58.5%): Harmful if swallowed [Warning Acute toxicity, oral]
Tungsten(VI) oxide · CAS 1314-35-8 · O3W. UNII 940E10M08M. Melting Point: 1472 °C; Melting Point: 1473 °C; Density: 7.2.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Tungsten(VI) oxide