CAS 1613-88-3 appears in our catalog under these names: 4-Chloro-N-hydroxybenzamide 97%, p-Chlorobenzohydroxamic acid, 98%, 98%, 4-CHLORO-N-HYDROXYBENZAMIDE, 98%, 1-N-hydroxy4-chlorobenzene-1-carboximidic acid, 98%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 10g, 25g, 100mg.