AJI92,FCC. white crystalline powder, odorless and peculiarly sweet Molecular Formula: ... pollution. the expiry date is for two years. Item Specifications(AJI92) Appearance White crystalline powder Assay (C3H7NO2),%(on dry matter) 98 ... Arsenic (as As), % ≤ 0.0001 Iron (as Fe), % ≤ 0.002 DL-Alanine