PX1595
GR ACS Potassium Sulfate
Crystals
For general questions please contact our Customer Service:
EMD Millipore
290 Concord Road
01821 Billerica, MA
United States
Phone: 781 533-6000
Fax: 800-645-5439
E-mail: Customer.CareDesk@emdchemicals.com
22 May 2013
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GR ACS Potassium Sulfate
PX1595-5 2.5kg Poly Bottle
| Product information | |||
|---|---|---|---|
| Grade | Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs | ||
| Chemical formula | K2SO4 | ||
| Molar mass | 174.26 | ||
| Storage | Room Temperature | ||
| CAS number | 7778-80-5 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Merck USA index | 13 7759 | ||
| Molar mass | 174.26 | ||
| Specifications | |
|---|---|
| Assay (alkalimetric) | 99.0% min |
| Calcium (Ca) | 0.005% max |
| Chloride (Cl) | 0.0005% max |
| Heavy metals (as Pb) | 0.0005% max |
| Insoluble matter | 0.01% max |
| Iron (Fe) | 0.0005% max |
| Magnesium (Mg) | 0.002% max |
| pH (5%, water, 25°C) | 5.5-7.5 |
| Sodium (Na) | 0.02% max |
| Total nitrogen (N) | 0.0005% max |
