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Ammonium Paratungstate (APT)

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ZhongNan Minerals & Chemicals
[China]

Address
South Exit No.735 of G25,Guanyun Foshan Guangdong
Phone
86-1370-5132306
Contact name
Perry Lee

Quick Information

  • Place of Origin: China
  • CAS No. : 11120-25-5, 14311-52-5

Description

Ammonium paratungstate (APT)

Applications: used for tungsten trioxide, blue tungsten oxide and tungsten powder.

Appearance: free flowing white crystalline powder without any other cast or foreign matter.

Ignition loss: 11.5 percent maximum.

FSSS: 35 to 46 micron.

Scott Density: 1.8 to 2.6 gram per cubic centimeter.

Packing: In iron drum with inside plastic bags of 200kg net each.

 

Remarks:

APT 0 is high purity material for special uses.

Material of micron 40 to 46 is mainly used for producing tungsten bar and drawing wire.

Custom requirement can be negotiated.

 

Delivery: within one month

Payment: by T/T or L/C

 

Grade APT 0:

WO3 Content 88.5 percent minimum:

Impurity contest (Percent maximum):

Al: 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

 

Grade APT 1:

WO3 Content 88.5 minimum:

Impurity contest (Percent maximum):

Al: 0.001

As: 0.001

Bi: 0.0001

Ca: 0.001

Co: 0.001

Cr: 0.001

Cu: 0.0005

Fe: 0.001

K:  0.0015

Mn: 0.001

Mg: 0.001

Mo: 0.005

Na: 0.0015

Ni: 0.001

P: 0.001

 

Grade 2:

WO3 Content 88.5 percent minimum

Impurity contest (Percent maximum):

Al: 0.001

As:  0.002

Bi: 0.0002

Ca: 0.001

Co: 0.001

Cr: 0.001

Cu: 0.001

Fe: 0.002

K: 0.002

Mn: 0.001

Mg: 0.002

Mo: 0.01

Na: 0.002

Ni: 0.001

P: 0.002


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