Molecular formula: CNa₃O₅P·6H₂O
Molecular weight: 300.04

Specification
Appearance: White crystalline powder. Odorless.
Alkalinity: 9.5 ~ 10.5
Solution clarity and color: The solution should be clear and colorless
Phosphate: ≤ 0.45%
Phosphite: ≤ 0.38%
Heavy metal: ≤10ppm
Loss on drying: 35.0-37.0%
Assay : Not less than 99.0% of CNa₃O₅P on the anhydrous basis.

Use: Anti-viral drugs