ACID BLACK 172

Post Date:
Jul 14,2018
Expiry Date:
Jul 14,2019
Detailed Description:
Cas No. :57693-14-8 Detailed introduction to ACID BLACK 172:
Molecular formular: C40H20N6O14S2Na2Cr,
Molecular Weight: 970.68
CAS No.: 57693-14-8
Appearance: Black even powder
Solubility: Easy to dissolve in water and ethyl alcohol
Standard Strengh : 140% ( we can offer a series of much higher strengh)
Usage: used in textile and wool, nylon, leather, silk and other protein fibers. \
Characteristics: Good Built up for dark color and high wet fastness.
Storage: 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. Carefully handle the product and avoid damaging the package.
CAS Registry Number:
57693-14-8
Synonyms:
C.I. 15711:1;C.I. Acid Black 172;Acid Black 172;chromium(3+) sodium 7-nitro-3-oxido-4-[(2-oxidonaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate (1:3:2);trisodium bis[3-(hydroxy-kappaO)-4-{(Z)-[2-(hydroxy-kappaO)-5,8-dihydronaphthalen-1-yl]diazenyl}-8-nitro-5,8-dihydronaphthalene-1-sulfonato(2-)]chromate(3-);
Molecular Formula:
C₄₀H₃₀CrN₆Na₃O₁₄S₂
Molecular Weight:
1003.7934
Molecular Structure:

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