Description Indium Arsenide, Pieces 3mm & smaller, 99.999% (Metals Basis), 1g For Research & Development Not for drug, clinical use in humans, for food or food additive use Certificate of Analysis:Appearance (Color) Gray Appearance (Form) Pieces Purity (Metals Basis) 99.999% Purity (Complexometric, as In) 60.1% Particle Size 3mm & smaller CAS: 1303-11-3 FORMULA: InAs