|
Isotopic Composition: Zn-64
content is less than 1%
Chemical Purity Limit:
Minimum chemical purity of zinc oxide will be 99.8%
Impurity Limits
| Element |
Symbol |
Impurity Limits |
| Aluminum |
Al |
< 50 ppm |
| Antinomy |
Sb |
< 10 ppm |
| Arsenic |
As |
< 10 ppm |
| Barium |
Ba |
< 10 ppm |
| Bismuth |
Bi |
< 10 ppm |
| Boron |
B |
< 10 ppm |
| Bromine |
Br |
< 10 ppm |
| Cadmium |
Cd |
< 10 ppm |
| Calcium |
Ca |
< 10 ppm |
| Carbon (total) |
C |
< 500 ppm (pellets)
< 1000 ppm (powder) |
| Chlorine |
Cl |
< 20 ppm |
| Chromium |
Cr |
< 10 ppm |
| Cobalt |
Co |
< 10 ppm |
| Copper |
Cu |
< 10 ppm |
| Fluorine |
F |
< 20 ppm |
| Hafnium |
Hf |
< 10 ppm |
| Indium |
In |
< 10 ppm |
| Iodine |
I |
< 10 ppm |
| Iron |
Fe |
< 10 ppm |
| Lead |
Pb |
< 10 ppm |
| Lithium |
Li |
< 10 ppm |
| Magnesium |
Mg |
< 10 ppm |
| Manganese |
Mn |
< 10 ppm |
| Molybdenum |
Mo |
< 10 ppm |
| Nickel |
Ni |
< 10 ppm |
| Phosphorous |
P |
< 10 ppm |
| Selenium |
Se |
< 10 ppm |
| Silicon |
Si |
< 50 ppm |
| Silver |
Ag |
< 10 ppm |
| Sulfur |
S |
< 10 ppm |
| Tin |
Sn |
< 10 ppm |
| Titanium |
Ti |
< 10 ppm |
| Vanadium |
V |
<
10 ppm |
| Rare Earths (Total) |
|
< 20 ppm |
| Insoluble (HCl) |
|
< 100 ppm |
Powder Physical Characteristics
Moisture loss (110 °C)
|
< 0.2% |
Mean Particle Size
|
5 – 15 micron |
| Surface Area |
5 – 15 m2/gr |
Powder with a low particle size (< 2.5 micron) and high surface area (>25 m2/gr) is also available.
Pellet Physical Characteristics
Density
|
> 4.7 g/cc |
Diameter
|
10 ± 1 mm |
Height
|
10 ± 1 mm |
Surface Scratches
|
< 0.5 mm |
| Margin Chips |
< 1 mm |
|
