(o-Nitrophenyl)arsonic acid 2-Nitrobenzenearsonic acid 2-Nitrophenylarsonic acid 3-16-00-01059 (Beilstein Handbook Reference) 5410-29-7 Arsonic acid, (2-nitrophenyl)- BRN 2939905 Benzenearsonic acid, o-nitro- EINECS 226-485-0 NSC 12609 o-Nitrobenzenearsonic acid o-Nitrophenylarsenic acid