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Praseodymium
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Praseodymium Metal |
|
Symbol |
Pr |
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|
product code |
|
Specifications |
pr-3 |
pr-4 |
pr-5 |
| TREO min % |
99 |
99 |
98.5 |
| Pr/TREO min% |
99.5 |
99 |
98 |
| Non-RE Impurities max % |
| Fe |
0.1 |
0.2 |
0.3 |
| Si |
0.05 |
0.05 |
0.07 |
| C |
0.03 |
0.05 |
0.05 |
| Mo |
0.05 |
0.05 |
0.06 |
|
| Packaging |
50 kg net in vacuum sealed steel
drum filled argon. Adjustable per request. |
|
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Praseodymium Carbonate |
| Formula |
Pr2(CO3)3 |
| Molecular Weight |
461.8 |
|
|
product code |
|
Specifications |
pc-2n |
pc-2n5 |
pc-3n |
| TREO min % |
99 |
99 |
98 |
| Pr6O11/TREO min% |
99.99 |
99.95 |
99.9 |
| RE Impurities max % |
| La2O3/TREO |
Total 1.0 |
0.05 |
0.005 |
| CeO2/TREO |
0.05 |
0.03 |
| Nd2O3/TREO |
---- |
0.05 |
| Sm2O3/TREO |
---- |
0.002 |
| Y2O3/TREO |
---- |
0.002 |
| Non-RE Impurities max % |
| Fe2O3 |
0.002 |
0.002 |
0.002 |
| SiO2 |
0.004 |
0.004 |
0.004 |
| CaO |
0.01 |
0.01 |
0.004 |
| Cl¯ |
0.07 |
0.05 |
0.05 |
|
| Descriptions |
Greenish powder. Insoluble in water. Soluble in
acids. |
| Applications |
Raw material for making praseodymium oxide and
other praseodymium compounds. |
| Batch Weight |
800 kg, 4,000 kg, 8,000 kg. |
| Packaging |
1) 800 kg net in container
2) 25 kg or 50 kg
net in woven double PVC lined plastic bags. |
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Praseodymium Fluoride |
| Formula |
PrF3 |
| Molecular Weight |
197.9 |
|
|
product code |
|
Specifications |
pf-2n |
pF-2N5 |
| TREO min % |
85.5 |
85.5 |
| Pr6O11/treo
min % |
99 |
99.5 |
|
Relative RE Impurities max % |
| La2O3/treo |
Total 1.0 |
Total 0.5 |
| CeO2/treo |
| Nd2O3/treo |
| Sm2O3/treo |
| Y2O3/treo |
| Non-RE Impurities max % |
| Fe2O3 |
0.05 |
0.03 |
| SiO2 |
0.05 |
0.05 |
| CaO |
0.05 |
0.03 |
| F |
27 |
27 |
| L. O. I. (250 ºC, 2 hr) |
0.5 |
0.5 |
|
| Descriptions |
Greenish powder.
Insoluble in water or acids. |
| Applications |
Praseodymium
metal. Rare earth permanent magnetic alloys. |
| Batch Weight |
500 kg or 1,000 kg |
| Packaging |
In steel drum
with double PVC liners of 50 kg net each. |
|
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Praseodymium Nitrate |
| Formula |
Pr(NO3)3
• 6H2O |
| Molecular Weight |
434.91 |
|
|
product code |
|
Specifications |
pn-3n |
pN-2N5 |
| TREO min % |
40 |
40 |
| Pr6O11/treo min % |
99.9 |
99.5 |
|
Relative RE Impurities max % |
| La2O3/treo |
0.005 |
Total 0.5 |
| CeO2/treo |
0.03 |
| Nd2O3/treo |
0.05 |
| Sm2O3/treo |
0.01 |
| Y2O3/treo |
0.005 |
| Non-RE Impurities max % |
| Fe2O3 |
0.005 |
0.01 |
| SiO2 |
0.01 |
0.01 |
| CaO |
0.005 |
0.01 |
| CdO |
0.003 |
0.005 |
| CuO |
0.005 |
0.005 |
| PbO |
0.003 |
0.005 |
| ZuO |
0.003 |
0.005 |
| NiO |
0.003 |
0.005 |
| P2O5 |
0.01 |
0.01 |
|
| Descriptions |
Greenish lump-like
crystal. Soluble in water. |
| Applications |
Petroleum-chemical
catalyst. |
| Batch Weight |
1,000kg |
| Packaging |
1) In steel drum
with double PVC liners of 50 kg net each. 2) In container
with PVC liner of 500 kg net each. |
|
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Praseodymium Oxide |
| Formula |
Pr6O11 |
| Molecular Weight |
1021.4 |
|
|
product code |
|
Specifications |
po-3na |
po-3nb |
pO-2N5 |
po-2n |
| TREO min % |
99 |
99 |
99 |
99 |
| Pr6O11/treo min % |
99.9 |
99.9 |
99.5 |
99.0 |
|
Relative RE Impurities max % |
| La2O3/treo |
0.01 |
0.005 |
0.03 |
0.05 |
| CeO2/treo |
0.01 |
0.03 |
0.03 |
0.05 |
| Nd2O3/treo |
0.04 |
0.05 |
0.5 |
---- |
| Sm2O3/treo |
0.01 |
0.01 |
---- |
---- |
| Y2O3/treo |
0.01 |
0.005 |
---- |
---- |
| Non-RE Impurities max % |
| Fe2O3 |
0.005 |
0.005 |
0.005 |
0.005 |
| SiO2 |
0.01 |
0.01 |
0.01 |
0.01 |
| CaO |
0.01 |
0.01 |
0.01 |
0.01 |
| Cl¯ |
0.03 |
0.03 |
0.05 |
0.05 |
| L.O.I.(1,000 ºC, 1 hr) |
1 |
1 |
1 |
1 |
|
| Descriptions |
Dark or dark brown
powder. Insoluble in water. Soluble in strong acids |
| Applications |
Raw material of
high quality yellow pigment in ceramics. Permanent magnetic alloys. |
| Batch Weight |
500 kg, 1,000kg |
| Packaging |
Steel drum with
double PVC liners of 50kg net each. |
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Low-chloride praseodymium carbonate |
| Formula |
Pr2(CO3)3 |
| Molecular Weight |
461.8 |
|
|
product code |
|
Specifications |
pc-2nl |
| TREO min % |
45~55 |
| Pr6O11/TREO min % |
99 |
|
Relative RE-Impurities max % |
| La2O3/treo |
Total 1.0 |
| CeO2/treo |
| Nd2O3/TREO |
| Sm2O3/TREO |
| Y2O3/TREO |
| Non-RE Impurities max % |
| Fe2O3 |
0.02 |
| SiO2 |
0.02 |
| CaO |
0.015 |
| Na2O |
0.05 |
| Cl¯ |
0.01 |
|
SO42- |
0.1 |
|
0.5 |
|
| Descriptions |
Greenish powder.
Insoluble in water. Soluble in acids. |
| Applications |
As raw material
for making praseodymium oxide and other praseodymium compound. |
| Batch Weight |
800kg, 4,000 kg,
or 8,000 kg |
| Packaging |
1) Container of 800 kg net each.
2) Woven plastic
bag with double PVC liners of 25 or 50 kg net each. |
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