Assay (by titration): ≥ 98.0%.
Appearance: White to off-white crystalline powder.
Identification: Passes test for adrenaline and tartrate.
Melting Range: 147-152°C (with decomposition).
Specific Rotation: [α]²⁰D = -12° to -14° (c=2 in water).
Loss on Drying: ≤ 0.5% (at 105°C for 2 hours).
Residue on Ignition: ≤ 0.1%.
Heavy Metals (as Pb): ≤ 10 ppm.
Related Substances (HPLC): Total impurities ≤ 1.5%.
Adrenalone: ≤ 0.3%.
Noradrenaline: ≤ 0.2%.
pH (1% solution): 3.0-4.0.
Tartrate Content: 55.0-58.0%.
