Grade: ACS reagent Purity Limit: ≥ 99.5% (Titration) CAS No.: 7440-31-5 Molecular Formula: Sn Molecular Weight: 118.7 MDL No.: MFCD00133862 Appearance: Silver-white powder Comments: Reducing agent. Melting Point: 232 °C (Approx.) Storage Temperature: Store at RT