135-20-6 148-97-0 4-16-00-00889 (Beilstein Handbook Reference) BRN 0956927 HYDROXYLAMINE, N-NITROSO-N-PHENYL- Inhibitor NPH Inhibitor NPH-FE N-Nitroso-N-phenylhydroxylamine Nitrosophenylhydroxylamine Polystop