The Eriochrome Black T ACS Reagent by Dinâmica, available at LojaLab, is an azo metallochromic indicator used in complexometric titrations, especially for calcium, magnesium, and water-hardness determination with chelating agents.
Characteristics
- Azo indicator with formula C20H12N3NaO7S and molar mass 461.38 g/mol.
- Identified by Colour Index 14645.
- Forms colored complexes with different metal ions.
- ACS reagent grade supplied in 25 g and 100 g.
Applications
- Endpoint indication in complexometric titrations with EDTA.
- Determination of calcium and magnesium in compatible samples.
- Total water-hardness analysis by titrimetric methods.
- Detection and complexation studies of other metal ions, including rare-earth elements.
Technical Specifications
- Product: Eriochrome Black T ACS Reagent.
- Brand: Dinâmica.
- Grade: ACS reagent, metallochromic indicator.
- CAS: 1787-61-7.
- Molecular formula: C20H12N3NaO7S.
- Molar mass: 461.38 g/mol.
- Available quantity or volume: 25 g and 100 g.
Technical Data
| Class | Azo metallochromic indicator |
|---|
| Colour Index | 14645 |
|---|
| Analytical function | Complexometric indicator |
|---|
| Packages | 25 g and 100 g |
|---|
Frequently Asked Questions
What is Eriochrome Black T ACS Reagent used for?
The main applications of Eriochrome Black T ACS Reagent include endpoint indication in EDTA titrations; determination of calcium and magnesium; water-hardness analysis and studies of metal-ion complexation.
What are the main characteristics of Eriochrome Black T ACS Reagent?
The characteristics listed for Eriochrome Black T ACS Reagent include azo metallochromic indicator with formula C20H12N3NaO7S and molar mass 461.38 g/mol; identified as C.I. 14645 and supplied as ACS reagent grade.
What is the function of Eriochrome Black T ACS Reagent in EDTA titrations?
Eriochrome Black T ACS Reagent acts as a metallochromic indicator in complexometric titrations with EDTA, supporting endpoint observation in determinations of calcium, magnesium, and total water hardness.
What quantities of Eriochrome Black T ACS Reagent are available?
Eriochrome Black T ACS Reagent is available in 25 g and 100 g. For other quantities, recurring purchases, or larger requirements, contact the sales team to check availability and request a quotation.
How can companies and institutions purchase Eriochrome Black T ACS Reagent and request a formal quotation?
Companies, laboratories, educational institutions, and research organizations can purchase Eriochrome Black T ACS Reagent directly from LojaLab. For recurring purchases, internal approval processes, research funding, public procurement, or formal quotation requirements, contact the sales team.
Professional Use and Safety Guidance
This product is intended for professional use in scientific research, laboratory analysis, education, and compatible industrial applications.
Each product has its own handling, storage, and disposal requirements. Before use, consult the corresponding SDS and follow the manufacturer's instructions and the safety procedures adopted by the institution.
LojaLab provides guidance on product selection and provenance; defining the use protocol and verifying suitability for the final application are the responsibility of the purchasing professional or institution.
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