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Catalog Number:
22808
CAS Number:
2538-85-4
Eriochrome Blue Black R
Purity:
≥ 70% (Dye content)
Synonym(s):
Mordant Black 17, CI 15705
Documents
$18.50 /25G
Pack Size Availability Price
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Product Information

Eriochrome Blue Black R is a versatile dye known for its striking color and unique properties, making it an essential compound in various applications. This sodium salt of a sulfonated azo dye is primarily utilized in analytical chemistry, particularly in complexometric titrations for determining metal ions such as calcium and magnesium. Its ability to form stable complexes with these ions allows for precise measurements, making it invaluable in water quality testing and environmental monitoring. Additionally, Eriochrome Blue Black R is employed in the textile industry for dyeing processes, providing vibrant hues and excellent colorfastness, which are crucial for producing high-quality fabrics.

Researchers and industry professionals appreciate Eriochrome Blue Black R for its reliability and effectiveness in both laboratory and industrial settings. Its unique properties enable it to serve as a pH indicator, enhancing its utility in various chemical analyses. With its proven track record and broad applicability, Eriochrome Blue Black R stands out as a preferred choice for those seeking accuracy and consistency in their work.

Synonyms
Mordant Black 17, CI 15705
CAS Number
2538-85-4
Purity
≥ 70% (Dye content)
Molecular Formula
C20H13N2O5SNa
Molecular Weight
416.39
MDL Number
MFCD00004069
PubChem ID
135465074
Appearance
Dark brown to black powder
Conditions
Store at RT
General Information
Synonyms
Mordant Black 17, CI 15705
CAS Number
2538-85-4
Purity
≥ 70% (Dye content)
Molecular Formula
C20H13N2O5SNa
Molecular Weight
416.39
MDL Number
MFCD00004069
PubChem ID
135465074
Appearance
Dark brown to black 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

Eriochrome Blue Black R is widely utilized in research focused on:

  • Colorimetric Analysis: This compound serves as a dye in colorimetric assays, allowing researchers to detect and quantify metal ions in solution, particularly in environmental and analytical chemistry.
  • Water Quality Testing: It is commonly used in water testing kits to determine the presence of heavy metals, providing a simple and effective method for monitoring water safety.
  • Textile Industry: The dye is applied in the textile sector for coloring fabrics, offering vibrant hues and excellent fastness properties, making it a preferred choice for high-quality textiles.
  • Biological Staining: In microbiology, it is used as a staining agent for visualizing cellular structures under a microscope, enhancing the clarity of biological samples.
  • Research in Analytical Chemistry: Eriochrome Blue Black R is utilized in developing new analytical methods, particularly in studies involving complexometric titrations, due to its ability to form stable complexes with various metal ions.

Citations