AD
Eriochrome black T indicator (C.I. 14645), 1% solid(CAS: 1787-61-7)
CAS Number
Related Products
![(2R)-2,7,8-Trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-6-chromanol](https://static.chemtradehub.com/structs/54-/54-28-4-155c.webp)
N-(2-Acetylphenyl)acetamide
CAS Number: 5234-26-4
1-Pyrrolidinesulfonyl chloride
CAS Number: 1689-02-7
![3-Hexyl-2-[3-(3-hexyl-1,3-benzoxazol-2(3H)-ylidene)-1-propen-1-yl]-1,3-benzoxazol-3-ium iodide](https://static.chemtradehub.com/structs/532/53213-82-4-e483.webp)
4-Bromoaniline hydrochloride (1:1)
CAS Number: 624-19-1
4-Bromo-1-isopropyl-1H-pyrazole
CAS Number: 313735-62-5
Other Suppliers for Eriochrome black T indicator (C.I. 14645), 1% solid
Basic Information
Molecular Formula
C20H12N3NaO7S
Molecular Weight
461.4 g/mol
Physical Properties
Melting Point
>360°C
Boiling Point
°Cat760mmHg
Flash Point
185 °C
Water Solubility
50 g/L (20 ºC)
Chemical Identifiers
SMILES
C1=CC=C2C(=C1)C=CC(=C2O)N=NC3=C4C=CC(=CC4=C(C=C3O)S(=O)(=O)[O-])[N+](=O)[O-].[Na+]
InChIKey
AMMWFYKTZVIRFN-UHFFFAOYSA-M
Database References
MDL Number
MFCD00003935
Beilstein Registry Number
4121162
FAQ
Eriochrome black T indicator (C.I. 14645), 1% solid, is a metal ion indicator used in analytical chemistry. Its chemical formula is C20H12N2Na2O8S2. It appears as a deep blue powder and is soluble in water, commonly employed for detecting calcium and magnesium ions in solution due to its color change properties in pH ranges 9–11.
Eriochrome black T indicator (CAS: 1787-61-7) is widely used in pharmaceuticals for metal ion analysis, in industrial processes for water hardness testing, and in food safety to detect calcium and magnesium. It also serves as a research tool in analytical chemistry for titration and quality control applications.
Eriochrome black T indicator (CAS: 1787-61-7) is generally considered low toxicity when used properly. However, handling precautions include wearing gloves, safety goggles, and ensuring adequate ventilation. It adheres to safety standards for chemical use in laboratories and industries, but prolonged exposure may cause skin or eye irritation.
Eriochrome black T indicator (CAS: 1787-61-7) should be stored in a cool, dry place below 25°C, away from light. Maintain humidity levels under 60% and use airtight containers to prevent moisture absorption. Proper storage ensures stability and prevents degradation of its colorimetric properties.
Safety Notice
Please verify product specifications and safety data before use. Contact the supplier for detailed safety information.
Always follow proper handling procedures
