Name of product

Edaravone

CAS #

89-25-8

Appearance

White to Off-white crystal powder

Identification

IR conforms to that of reference

HPLC Rt conforms to that of reference

Loss on drying

Not more than 1%

Residue on ignition

Not more than 0.2%

Ethanol(GC)

Not more than 0.2%

Heavy Metals (Pb)

Not more than 0.002%

Related substances (HPLC)

Total: Not more than 1%

Single: Not more than 0.5%

Assay(HPLC)

C₁₀H₁₀N₂O contains not less than 98.5%