CAS 12125-02-9 appears in our catalog under these names: Ammonium chloride, Puratronic|r, 99.999% (metals basis) , Ammonium chloride, ACS, 99.5% min , Ammonium chloride, 98+% , Ammonium chloride, 99.5% min . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 50g, 250g, 1kg, 5kg, 1000g, 5000g, 500g, 2kg.