|
Potassium Sulfate
ACS Crystals
Jost Code 2680 |
| Potassium Sulfate can be used as
a laboratory reagent. This product is known to be used for
nitrogen determination. Product specifications, MSDS’s
and certifications are available under Additional Information. |
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|
Chemical Data |
| Chemical
Formula |
K2SO4
|
|
| CAS Number |
7778-80-5 |
|
| Molecular Weight |
174.26 |
|
| Use |
Laboratory Reagent; Nitrogen
Determination |
|
| Description |
White, crystals; odorless |
|
| Containers |
300 lb. fiber drums; 25 Kilogram
packs EU only |
|
| Storage |
Store in a clean, dry warehouse in the original unopened containers. |
|
| Revision Date |
12/22/05 |
|
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|
Chemical Specifications |
| Tests |
Specifications |
|
| Assay |
99.0% minimum |
|
| Solubility |
Clear/colorless |
|
| Insoluble Matter |
0.01% maximum |
|
| Sodium (Na) |
0.02% maximum |
|
| pH of 5% solution |
5.5 - 8.5 |
|
| Chloride (Cl) |
0.001% maximum |
|
| Nitrogen Compounds (N)
|
5 ppm maximum |
|
| Heavy Metals (as Pb)
|
5 ppm maximum |
|
| Iron (Fe) |
5 ppm maximum |
|
| Calcium |
0.01% maximum |
|
| Magnesium |
0.005% maximum |
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