Sodium phosphate, dibasic heptahydrate [7782-85-6]

Sodium Phosphate, Dibasic Heptahydrate [7782-85-6] supports a range of applications in technical chemistry. Its molecular formula is PO4HNa2 · 7H2O, with a molecular weight of 268.07. This compound exhibits a Melting Point of 92.5°C, losing water molecules during the process. It has a specific gravity of 2.066 at 15°C, which is characteristic of Disodium phosphate dihydrate. A Warning signal word indicates potential hazards associated with this product. This specific SKU conforms to USP specifications, with a pH range of 8.7 - 9.3 (5% aq.), low chloride and sulfate content, and an assay of ≥ 98.0%. It appears as a white crystalline powder and contains less than 0.4% water insolubles. The product is stored ambiently.

• CAS Number: 7782-85-6
• Exact Mass: 141.94078407
• Molecular Weight: 268.07
• Melting Point: Melting Point: loses H2O at 92.5 °C; Specific gravity: 2.066 at 15 °C /Disodium phosphate dihydrate/
• Molecular Formula: PO4HNa2 · 7H2O
• GHS Signal Word: Warning
• Assay (anhydrous basis): ≥ 98.0%
• Hazard Statements:
  • H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]