CAS 7440-55-3 appears in our catalog under these names: Gallium Sputtering Target 3 mm/ 99.99%, Gallium Standard: Ga @ 1000 µg/mL in 5% HNO3, 0.5% HCl, Gallium Standard: Ga @ 10000 µg/mL in 5% HNO3, 0.5% HCl, Gallium Pieces/ 99.99%, Gallium Pieces/ 99.999%. Offered by: Chemat, VHG, Thermo Scientific (Alfa Aesar), Thermo Scientific (Acros), Sigma-Aldrich. Available pack sizes: 1piece, 500ml, 100ml, 10g, 50g, 100g, 25g, 250g.