SX0723
Sodium Phosphate, Dibasic, Anhydrous
HPLC
For general questions please contact our Customer Service:
EMD Millipore
290 Concord Road
01821 Billerica, MA
United States
Phone: 800-645-5476
Fax: 800-645-5439
E-mail: Customer.CareDesk@emdchemicals.com
20 June 2013
loading
| Product information | |||
|---|---|---|---|
| Grade | Meets ACS Specifications | ||
| Synonyms | Disodium Hydrogen Phosphate, Anhydrous | ||
| Chemical formula | Na2HPO4 | ||
| Molar mass | 141.96 | ||
| Storage | Room Temperature | ||
| CAS number | 7558-79-4 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Molar mass | 141.96 | ||
| Specifications | |
|---|---|
| Assay | 99.0% min |
| Chloride (Cl) | 0.002% max |
| Form | White crystalline powder |
| Heavy metals (as Pb) | 0.001% max |
| Insoluble matter | 0.01% max |
| Iron (Fe) | 0.002% max |
| Loss on drying | 0.2% max |
| pH of a 5% solution at 25°C | 8.7-9.3 |
| Sulfate (SO4) | 0.005% max |
| UV Absorbance (1 M, water, 280 nm) | 0.05AU max |
