4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid cas:134-47-4

4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid cas:134-47-4

  post date: dec 16,2021   expiry date: jun 14,2022   detailed description: cas no. :134-47-4 quantity: 100metric tons specs:99% price:12 usd kilograms payment method: t/t;l/c;d/a;d/p;western union etc. product name: 4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acidcas no. : 134-47-4appearance: white powderpurity: 99%minpacking: 25kg/drumuse: intermediates for azo dyes   cas registry number: 134-47-4   synonyms: ;7,7-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];5,5-dihydroxy-7,7-disulpho-2,2-dinaphthyl urea;j acid urea;4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid);7,7′-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];6,6′-ureylene-bis(1-naphthol-3-sulfonic acid);phosgenated;n,n’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea;7,7′-ureylenebis(4-hydroxy-2-naphthalenesulfonic acid);n,n’-bis[6-(1-naphthol-3-sulfonic acid)]urea;2-naphthalenesulfonic…

4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid cas:134-47-4

4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid cas:134-47-4

  post date: nov 24,2021   expiry date: may 23,2022   detailed description: cas no. :134-47-4 quantity: 100metric tons specs:99% price:12 usd kilograms payment method: t/t;l/c;d/a;d/p;western union etc. product name: 4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acidcas no. : 134-47-4appearance: white powderpurity: 99%minpacking: 25kg/drumuse: intermediates for azo dyes   cas registry number: 134-47-4   synonyms: ;7,7-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];5,5-dihydroxy-7,7-disulpho-2,2-dinaphthyl urea;j acid urea;4,4′-dihydroxy-7,7′-ureylenedi(naphthalene-2-sulphonic acid);7,7′-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];6,6′-ureylene-bis(1-naphthol-3-sulfonic acid);phosgenated;n,n’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea;7,7′-ureylenebis(4-hydroxy-2-naphthalenesulfonic acid);n,n’-bis[6-(1-naphthol-3-sulfonic acid)]urea;2-naphthalenesulfonic…

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