- Tris (hydroxyethyl) rutin;
Molecular Formula: C33H42O19
Molecular Weight: 742.69
Appearance: A yellow powder, odorless
Absorption E (255nm): Not less than 290
Chloride: 0.2 g in 20 ml water, consumption of 0.1 mol/l AgNO3, less than 1.5 ml.
Loss on Drying: 4.0% Max.
Rutin Content: 4.0% Max. (typical batch with rutin content <1.0%)
Assay (HPLC): 85.0% Min. (typical assay 90.0% +)