1.06432
EMPROVE® exp Ph Eur, BP, JP, USP, E331 tri-Sodium Citrate Dihydrate
cryst., suitable for use as excipient
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
24 May 2013
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| Product information | |||
|---|---|---|---|
| Grade | BP, Ph Eur, USP | ||
| Synonyms | Citric Acid tri-Sodium Salt, Dihydrate | ||
| Chemical formula | C6H5Na3O7·2H2O | ||
| Molar mass | 294.10 | ||
| CAS number | 6132-04-3 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Molar mass | 294.10 | ||
| Specifications | |
|---|---|
| Assay (HClO4-titration, anhydrous) | 99.0-100.5% |
| Acidity or alkalinity | Passes |
| Aluminium (Al) | 0.0005% max |
| Appearance | White crystals |
| Appearance of solution (100g/L: water) | Clear and colorless |
| Arsenic (As) | 0.0001% max |
| Chloride (Cl) | 0.005% max |
| Heavy metals (as Pb) | 0.0005% max |
| Identification | Passes |
| Lead (Pb) | 0.0001% max |
| Loss on drying (180°C, 18 h) | 10.0-13.0% |
| Mercury (Hg) | 0.0001% max |
| Oxalates (as C2H2O4) | 0.01% max |
| pH-value (50g/L; water) | 7.5-8.5 |
| Readily carbonizable substances | Passes |
| Residual Solvents (Ph.Eur./USP/ICH) | Excluded by manufacturing process |
| Sulfate (SO4) | 0.015% max |
| Tartrate | Passes |
| Water (H2O) | 11.0-13.0% |
