4-hydroxy-2'-nitrodiphenylamine CAS No. 54381-08-7 MF: C12H10N2O3 Assay (HPLC): 98% min. Melting Point: 140’C min. Fe : 20ppm Max. Pb: 3ppm Max. As: 3ppm Max. Ash: 0.2% max. Loss on drying: 0.5%max.
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