high quality Ammonium paratungstate CAS 11120-25-5

Payment Type: L/C,T/T,D/P
Incoterm: FOB,CFR,CIF
Delivery Time: 30-35 Days

Basic Info

Model No.: APT-0

Type: Tungsten Powder

Free Flowing White Crystal Line Powder With No Any Other Cast Or Foreign Matter.: WO3>88.5%

White Crystalline, Flaky Or Acicular: Soluble In Water, Insoluble In Alcohol

Additional Info

Packaging: In iron drums with inner plastic bags of 200kg or 100kg net each.

Productivity: 3000 tons annually


Transportation: Ocean

Place of Origin: HUNAN

Certificate: Reach Registration,ISO9001

HS Code: 2841801000


Product Description

Ammonium paratungstate
CAS No.:  11120-25-5
EINECS: 231-143-9
Molecular Weight:1419.57
Molecular Formula: H40N10O20W5
Melting point:  3410 °C(lit.)
Boiling point:  5660 °C(lit.)
Density: 2.3 g/mL at 25 °C(lit.)
Properties:  Mainly white crystals, flaky or acicularSoluble in water. Insoluble in alcohol
Usage:  Used for the manufacture of tungsten trioxide or blue tungsten oxide or metal tungsten powder. Also used for the manufacture of ammonium metatungstate and other tungsten compounds for the petrochemical industry as additives.


Impurity Content
Grade APT-0
WOMin (%) 88.5

Max (%)
AI 0.0005
As 0.001
Bi 0.0001
Ca 0.001
Co 0.001
Cr 0.001
Cu 0.0003
Fe 0.001
K 0.001
Mn 0.001
Mg 0.0007
Mo 0.002
Na 0.001
Ni 0.0007
P 0.0007
Pb 0.0001
S 0.0007
Sb 0.0008
Si 0.001
Sn 0.0001
Ti 0.001
V 0.001

Chemical Properties of APTUnited States APT Corporation

© 2019 CHINA WAY. All Rights Reserved.  HUNAN ZHONGNAN ANTIMONY&TUNGSTEN TRADING CO.,LTD,  Inc.   All rights reserved. site map.  sitemap.html