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Tungstic(VI) acid

BGC Id:780322600394
CAS No:7783-03-1
Synonyms:dihydrogen tungstate (h2wo4) ; o2w(oh)2 ; tunstic acid ; tungsten acid (h2wo4) ; wolframic acid ; tungstic acid 99+% ; tungstic acid pure ; tungstic acid ; tungstic acid 99% ; tungsticacidgr ; orthotungstic acid ; tungstate(wo42-), hydrogen (1:2), (t-4)- ; tungstate(wo42-), dihydrogen, (t-4)- (9ci) ; tungsten hydroxide oxide(w(oh)2o2) ; tungstic acid (h2wo4) (8ci) ; tungstic(vi) acid ; dihydrogentetraoxotungstate(2-)
Molecular Formula:H2WO4
Molecular Weight:249.86
EINECS:231-975-2
Structural Formula

Verified providers in 2025

The following notable provider has been checked and can be recommended.
Chemical-Suppliers
BuGuCh & Partners
公司類型: Producer
國家: Germany
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production site ...
The last intensive check and update was carried out on 2025/05/30.

Identify

Synonyms:
dihydrogen tungstate (h2wo4) ; o2w(oh)2 ; tunstic acid ; tungsten acid (h2wo4) ; wolframic acid ; tungstic acid 99+% ; tungstic acid pure ; tungstic acid ; tungstic acid 99% ; tungsticacidgr ; orthotungstic acid ; tungstate(wo42-), hydrogen (1:2), (t-4)- ; tungstate(wo42-), dihydrogen, (t-4)- (9ci) ; tungsten hydroxide oxide(w(oh)2o2) ; tungstic acid (h2wo4) (8ci) ; tungstic(vi) acid ; dihydrogentetraoxotungstate(2-)
CAS:
7783-03-1
EINECS:
231-975-2
Molecular Formula:
H2WO4
MDL:
MFCD00011336

Properties

Molecular Weight:
249.86 g·mol−1
Density:
5.5 g/mL at 25 °C(lit.)
Melting point:
100 °C (dec.)
Boiling point:
1473°C
Flash point:
1473°C
Solubility:
insoluble in water
Physical Description:
light yellow powder

Safety Information

Hazard Classes:
Risk Codes:
36/37/38 (R)
Safety Codes:
24/25 (S)
WGK Germany:
3
RTECS:
YO7840000

What other providers are available for CAS 7783-03-1?

In addition to the providers presented here for Tungstic(VI) acid with the CAS number 7783-03-1, there are other 37 providers with slightly different product names available for this CAS number.

Simagchem Corporation | Sancai Industry Co.,Ltd. | Hangzhou Keying Chem Co., Ltd. | Xingrui Industry Co., Limited | Fox Chemicals GmbH | Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) | Zehao Industry Co., Ltd. | Dayang Chem (Hangzhou) Co.,Ltd. | Shandong SanYoung Industry Co., Ltd | Leap Chem Co., Ltd +24 additional providers that we know from the past
+2 additional providers that we know from the past




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