Congo red (direct red 28)

Post Date:
Aug 06,2014
Expiry Date:
Feb 02,2015
Detailed Description:
Cas No. :573-58-0 Congo Red dyes
[ Molecular Formula ] : C32H22N6Na2O6S2
[ Colour Index ] : C.I. Direct Red 28
[Cas No]. 573-58-0
[Molecular Weight]: 696.66
[H.S. Code]: 3204140000
[Appearance]: Red even powder
[Strength]:100%
[Shade]: To the similar standard of the factory
[Moisture%]:0.8 Max
[Properties]:It is very soluble in water and alcohol

[ Use ] : Dyeing Cotton and Viscose Fabric.
Also can dying Sik and Nylon Fabric.

[Packages]25KG Iron Drums , Cartons and Woven bags
[Storage & Transportation]: The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package.
CAS Registry Number:
573-58-0
Synonyms:
C.I. 22120;C.I. Direct Red 28;C.I. Direct Red 28, disodium salt;C.I. Direct Red 28, disodium salt (8CI);Congo red;Direct Red 28;Congo red (0.1% in water)[for titration];Congo red (0.1% in water);Direct Scarlet 4B;disodium 3,3'-[biphenyl-4,4'-diyldi(E)diazene-2,1-diyl]bis(4-aminonaphthalene-1-sulfonate);disodium 4-amino-3-[4-[4-[(1-amino-4-sulfonato-2-naphthyl)azo]phenyl]phenyl]azo-naphthalene-1-sulfonate;Direct Red 28;
Molecular Formula:
C₃₂H₂₂N₆Na₂O₆S₂
Molecular Weight:
696.6632
Molecular Structure:
Hazard Symbols:
T:Toxic;
Risk Codes:
R45:;
R63:;
Safety Description:
S45:;
S53:;

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