Selenium Series
2009
| Crude
Selenium |
Se>=20-99% |
|
|
| Selenium
Powder |
physical
property: gray |
impurity
Max (%) |
|
| Selenium 99.5% |
Te 0.019 Cu 0.001 |
Fe 0.0026 |
Pb 0.0038 |
| Cd 0.001 Ni 0.001 |
As 0.0062 |
|
|
| Selenium 99.9% |
Te 0.0031 Cu 0.001 |
Fe 0.001 |
Pb 0.001 |
| As 0.001 Hg 0.043 |
S 0.001 |
|
|
| Selenium 99.99% |
Te 0.006 Cu 0.001 |
Fe 0.001 |
Pb 0.002 |
| Ni 0.002 As 0.005 |
Hg 0.001 Sb 0.001 |
S 0.004 |
C 0.002 |
Selenium dioxide
2009
| SeO2>=98% |
water-insoluble |
<=0.05% |
impurity
Max |
(PPM) |
| Ni 0.5 |
Cd 0.1 |
Pb 2 |
Te 26 |
As 12 |
| Cu 0.25 |
Fe 0.6 |
Hg 0.1 |
Se 71% |
|
| MOISTURE |
0.05% |
INSOLUBLE RESIDUE |
0.2% |
|
Selenium Series
2009
| Selenium: (Canada)
Se:502000mg/kg, As: 36.5mg/kg, Pb: 118000mg/kg, Hg: 8190mg/kg, Ni: 120mg/kg,
Ag: 2410mg/kg,Cu: 215000mg/kg. |
| Selenium
Lump: Se>=99.5~99.9~99.99%(Original
from domestic). |
| Selenium
acid: 99.5% |
| Selenious
acid:95% H2SeO3>=95%
, impurity: water-insoluble 0.01%, Cl 0.005%, SO4 0.1%, N 0.05%, Fe 0.005%,
Pb 0.06% Packing:25、100g/bottle |
| Sodium selenite: 98%Na2SeO3·5H2O>=98%,
impurity: NO3(0.008%), CO3(eligibility), Cl(0.004%), selenious acid and
sulfate(eligibility)Packing: 25g/bottle. |
| Zinc selenite:98% |
| Zinc selenide: 98%,Se:
50-54%, Zn: 44.1-44.8%(Original from Japan). |
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