CAS 13770-89-3 appears in our catalog under these names: Nickel sulfamate hydrate, Nickel(II) sulfamate, 50% w/w aq. soln., Reagent Grade , Nickel(II) sulfamate hydrate . Offered by: Chemat, Thermo Scientific (Alfa Aesar). Available pack sizes: 100g, 250g, *2x2.5L, 1L, 50g, 1kg.