DIRECT RED 28
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Post Date:
Oct 27,2025
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Expiry Date:
Apr 25,2026
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Detailed Description:
Cas No. :573-58-0
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CAS Registry Number:
573-58-0
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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;
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Molecular Formula:
C32H22N6Na2O6S2
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Molecular Weight:
696.6632
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Molecular Structure:
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Hazard Symbols:
T:Toxic;
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Risk Codes:
R45:;
R63:;
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Safety Description:
S45:;
S53:;
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