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China Suppliers > Kelco Chemicals Co.,Ltd.
  • Region :China/Anhui
  • Tel : +86-21-62744350 62598819
  • Fax : +86-21-62733549
  • Email :marketing@kelcochem.com
  • URL :www.kelcochem.com
  • Add :Rm 601, Tianshan Manshion, No. 30, Tian Shan Road,Shanghai, 200336, China.

Products
  • inquireDirect Black 9
    CAS NO : 8003-62-1;   MF : C32H23N9Na2O7S2

    C.I. 31565;C.I. 31560;C.I. Direct Black 9 (VAN) (8CI);C.I. Direct Black 9disodium 8-amino-5-[(E)-{4-[(2Z)-2-{7-[(E)-(2,4-diaminophenyl)diazenyl]-1-oxo-3-sulfonatonaphthalen-2(1H)-... >>>

  • inquireDirect Black 17
    CAS NO : 2945-96-2;   MF : C24H23N6NaO5S

    C.I. 27700;C.I. Direct Black 17;C.I. Direct Black 17, monosodium salt;Direct Black 17 (27700);Direct Black 17;sodium (3Z)-6-amino-3-({4-[(E)-(4-aminophenyl)diazenyl]-2-methoxy-5-... >>>

  • inquireDirect Black 22
    CAS NO : 6473-13-8;   MF : C44H32N13Na3O11S3

    ;C.I. Direct Black 22;2-Naphthalenesulfonic acid, 6-(2-(2,4-diaminophenyl)diazenyl)-3-(2-(4-((4-(2-(7-(2-(2,4-diaminophenyl)diazenyl)-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)phe... >>>

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