CAS 506-87-6 appears in our catalog under these names: Ammonium carbonate, 99.999 %, Ammonium Carbonate, Ammonium carbonate, ACS, NH_3 30.0+% , Ammonium carbonate, NH_3 ca 30% , Ammonium carbonate, Puratronic½, 99.999% (metals basis) . Offered by: Chemat Brand, TRC, Chemat, Thermo Scientific (Alfa Aesar), Biosynth. Available pack sizes: on request, 5g, 1kg, 500g, 2kg, 1000g, 5000g, 10g.