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Ammonium paratungstate

Product Name
Ammonium paratungstate
CAS No.
11120-25-5
Chemical Name
Ammonium paratungstate
Synonyms
TUNGSTEN METAL;W HC 40;Wolfram;TUNGSTEN RIBBON;(NH4)10H2(W2O7)6;TUNGSTEN STANDARD;TUNGSTEN AA STANDARD;Ammonium (para)tungs;TUNGSTEN ICP STANDARD;Ammonium Paratungstat
CBNumber
CB2119928
Molecular Formula
H4NO42W12(-9)
Formula Weight
2896.08
MOL File
11120-25-5.mol
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Ammonium paratungstate Property

Melting point:
3410 °C(lit.)
Boiling point:
5660 °C(lit.)
Density 
2.3 g/mL at 25 °C(lit.)
vapor pressure 
0Pa at 25℃
storage temp. 
15-25°C
solubility 
soluble in H2O; insoluble in ethanol
form 
wire
color 
White
PH
6 (20°C in H2O)
Water Solubility 
Soluble in water. Insoluble in alcohol
Merck 
13,567
Exposure limits
ACGIH: TWA 3 mg/m3
NIOSH: TWA 1 mg/m3; STEL 3 mg/m3
InChIKey
WFKWXMTUELFFGS-UHFFFAOYSA-N
CAS DataBase Reference
11120-25-5(CAS DataBase Reference)
EPA Substance Registry System
Tungstate (W12(OH)2O4010-), decaammonium (11120-25-5)
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Safety

Hazard Codes 
F,Xi
Risk Statements 
11-36/38-36/37/38
Safety Statements 
6-26-36
RIDADR 
UN 3089 4.1/PG 2
WGK Germany 
-
RTECS 
YO7175000
TSCA 
Yes
HazardClass 
8
PackingGroup 
III
HS Code 
28418010
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
510114
Product name
Ammonium (para)tungstate hydrate
Purity
99.99% trace metals basis
Packaging
25g
Price
$140
Updated
2024/03/01
Sigma-Aldrich
Product number
510114
Product name
Ammonium (para)tungstate hydrate
Purity
99.99% trace metals basis
Packaging
100g
Price
$339
Updated
2024/03/01
Alfa Aesar
Product number
042249
Product name
Tungsten, plasma standard solution, Specpure®
Purity
W 10,000μg/ml
Packaging
50ml
Price
$68.5
Updated
2023/06/20
Alfa Aesar
Product number
042249
Product name
Tungsten, plasma standard solution, Specpure®
Purity
W 10,000μg/ml
Packaging
100ml
Price
$106
Updated
2023/06/20
Alfa Aesar
Product number
042249
Product name
Tungsten, plasma standard solution, Specpure®
Purity
W 10,000μg/ml
Packaging
500ml
Price
$203
Updated
2023/06/20
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Ammonium paratungstate Chemical Properties,Usage,Production

Chemical Properties

White crystals. Soluble in water; insoluble in alcohol.

Uses

Ammonium tungsten oxide hydrate is used in production of tungsten alloys. It is used, refluxing the ammonia solution is advisable to speed up the dissolution of the oxide.

Uses

manufacture of tungsten alloys.

Flammability and Explosibility

Not classified

Purification Methods

It crystallises from warm water on adding EtOH and cooling.

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Ammonium paratungstate Suppliers

Hubei chengfeng chemical co. LTD
Tel
13125175253
Email
1005221305@qq.com
Country
China
ProdList
3086
Advantage
58
Wuhamplov Biotechnology Co., LTD
Tel
00-18372743325 18372743325
Email
18372743325@163.cn
Country
China
ProdList
4930
Advantage
58
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
Beijing HwrkChemical Technology Co., Ltd
Tel
010-89508211 18501085097
Fax
010-89508210
Email
sales.bj@hwrkchemical.com
Country
China
ProdList
8418
Advantage
55
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44689
Advantage
61
XiaoGan ShenYuan ChemPharm co,ltd
Tel
15527768850
Email
1791901229@qq.com
Country
China
ProdList
8835
Advantage
52
Shandong Xiya Chemical Co., Ltd
Tel
4009903999 13355009207
Fax
0539-6365991
Email
3007715519@qq.com
Country
China
ProdList
18738
Advantage
57
Sichuan Kulinan Technology Co., Ltd
Tel
400-1166-196 18981987031
Fax
028-84555506 800101999
Email
cdhxsj@163.com
Country
China
ProdList
11707
Advantage
57
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14435
Advantage
57
Sinopharm Chemical Reagent Co,Ltd.
Tel
86-21-63210123
Fax
86-21-63290778 86-21-63218885
Email
sj_scrc@sinopharm.com
Country
China
ProdList
9815
Advantage
79
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View Lastest Price from Ammonium paratungstate manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
Ammonium paratungstate 11120-25-5
Price
US $0.00/KG
Min. Order
1KG
Purity
98%min
Supply Ability
30tons/month
Release date
2023-01-29
ChemFine International Co.,Ltd.
Product
Ammonium paratungstate 11120-25-5
Price
US $60.00/KG
Min. Order
25KG
Purity
99%
Supply Ability
3000 kg
Release date
2025-01-08
Baoji Guokang Bio-Technology Co., Ltd.
Product
Ammonium paratungstate 11120-25-5
Price
US $20000.00/T
Min. Order
1T
Purity
99%
Supply Ability
200T
Release date
2021-06-03

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