CAS 7782-50-5 appears in our catalog under these names: Chlorine - Cl @ 1.00 wt% in 75 cSt Mineral Oil, Chlorine - Cl @ 10 µg/g in 75 cSt Mineral Oil, Chlorine - Cl @ 100 µg/g in 75 cSt Mineral Oil, Chlorine - Cl @ 1000 µg/g in 75 cSt Mineral Oil, Chlorine - Cl @ 5 µg/g in 75 cSt Mineral Oil. Offered by: VHG, Sigma-Aldrich. Available pack sizes: 500ml, 250ml, 50ml, 1l, 100ml, 2KG.