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mordant black 11

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  Post Date: Oct 10,2015
  Expiry Date: Apr 07,2016
  Detailed Description: Cas No. :1787-61-7 Properties and Applications: blue black. Dark brown powder. Soluble in water for bordeaux red to jam red, moderate soluble in ethanol for brown light magenta, slightly soluble in Acetone. Dye in concentrated sulfuric acid for skipper, dilution to pale red light brown; In concentrated nitric acid to orange. Dye aqueous solution to join concentrated hydrochloric acid for sauce red; Join strong caustic into brown light magenta. Mainly used for all kinds of wool fabric dyeing, also used for silk, nylon and wool and a variety of fiber blended fabric dyeing, can be in chrome pretreatment of wool fabric direct printing. Is tasted can be used for indicator, also can be used for biological and fur dyeing.


  CAS Registry Number:

1787-61-7
  Synonyms: ;C.I. 14645;C.I. Mordant Black 11 (VAN);C.I. Mordant Black 11, monosodium salt;C.I. Mordant Black 11, monosodium salt (8CI);Eriochrome Black T;Mordant Black 11 (14650);C.I.Mordant Black 11;1-Naphthalenesulfonic acid, 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitro-, monosodium salt;Color index;Erichrome Black T;Eriochrome black T supra;Eriochrome (R) black T;Mordant black 11;2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-6-nitro-4-naphthalenesulfonic acid, sodium salt;3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalenesulfonic acid, sodium salt;Eriochrome Balck T;Eriochrome Balck T250;sodium (4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazono]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate;sodium 3-hydroxy-4-[(E)-(1-hydroxynaphthalen-2-yl)diazenyl]-7-nitronaphthalene-1-sulfonate;sodium 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitro-naphthalene-1-sulfonate;
  Molecular Formula: C20H12N3NaO7S
  Molecular Weight: 461.3799
  Molecular Structure: 1787-61-7 Mordant Black T
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36:;
  Safety Description: S26:;
S39:;

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