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Catalog Number:
00665
CAS Number:
1787-61-7
Erichrome black T
Grade:
ACS reagent (Indicator grade)
Synonym(s):
Mordant black 11, CI 14645
Documents
$30.00 /100G
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Product Information

Erichrome Black T is a versatile azo dye widely utilized in various analytical and industrial applications. Known for its striking color and stability, this compound serves as an effective indicator in complexometric titrations, particularly for determining calcium and magnesium ions in water samples. Its ability to form stable complexes with metal ions makes it invaluable in environmental monitoring and quality control processes. Additionally, Erichrome Black T is employed in the textile industry for dyeing processes, providing vibrant hues while maintaining excellent lightfastness and washfastness properties.

Researchers and industry professionals appreciate Erichrome Black T for its unique features, including its high solubility in water and compatibility with various solvents, which enhance its usability across different applications. Its effectiveness in both laboratory settings and industrial processes positions it as a preferred choice for those seeking reliable and efficient solutions in analytical chemistry and dyeing applications. With its proven track record, Erichrome Black T continues to be a critical component in advancing research and quality assurance in multiple fields.

Synonyms
Mordant black 11, CI 14645
CAS Number
1787-61-7
Grade
ACS reagent (Indicator grade)
Molecular Formula
C20H12N3O7SNa
Molecular Weight
461.4
MDL Number
MFCD00003935
Appearance
Dark brown to black crystalline powder
Conditions
Store at RT
General Information
Synonyms
Mordant black 11, CI 14645
CAS Number
1787-61-7
Grade
ACS reagent (Indicator grade)
Molecular Formula
C20H12N3O7SNa
Molecular Weight
461.4
MDL Number
MFCD00003935
Appearance
Dark brown to black crystalline powder
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Erichrome black T is widely utilized in research focused on:

  • Colorimetric Analysis: This compound is commonly used as a dye in colorimetric assays to determine the concentration of metal ions, particularly calcium and magnesium, in various samples such as water and biological fluids.
  • Complexometric Titration: It serves as an indicator in complexometric titrations, providing clear visual changes that help researchers accurately assess the presence of specific metal ions in solutions.
  • Biochemical Research: In laboratories, it is employed in studies involving enzyme activity and metal ion interactions, aiding in the understanding of biochemical pathways and mechanisms.
  • Environmental Monitoring: The compound is used in environmental science to monitor and analyze water quality, ensuring compliance with safety standards by detecting trace metal levels.
  • Textile and Dye Industry: Erichrome black T finds applications in the textile industry for dyeing processes, providing vibrant colors while being relatively stable and resistant to fading.

Citations