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Ammonium Paratungstate

Specifications:

WO3(min)

Al(max)

As(max)

Bi(max)

Ca(max)

Cu(max)

Fe(max)

APT-1
APT-2

88.5%
88.5%

0.0005%
0.001%

0.001%
0.001%

0.0001%
0.0001%

0.001%
0.0015%

0.0005%
0.0007%

0.001%
0.0015%

K(max)

Mg(max)

Mn(max)

Mo(max)

Na(max)

Ni(max)

P(max)

APT-1
APT-2

0.001%
0.001%

0.0005%
0.001%

0.0005%
0.001%

0.002%
0.005%

0.001%
0.001%

0.0005%
0.0005%

0.0007%
0.002%

Pb(max)

S(max)

Si(max)

Sb(max)

Sn(max)

APT-1
APT-2

0.0001%
0.0001%

0.0007%
0.001%

0.001%
0.001%

0.0002%
0.0005%

0.0001%
0.0001%

Calcined Loss:11.50% max

Apparent Density:1.8-2.3 g/cm3


Packing:

In iron drums with inner plastic bags of about 50kgs,100kgs or 200kgs net each.