CAS 631-61-8 appears in our catalog under these names: Ammonium acetate, ACS, 97.0% min , Ammonium acetate, 97% , Ammonium acetate, 5M aq. soln. . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 500g, 2kg, 1000g, 5000g, 250g, 50ml, 100ml.