Erichrome Black - T

Name: Erichrome Black - T
Brand: CYNOR LABORATORIES
Price: 400 INR
Availability: InStock

400 INR/Kilograms

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Product Details:

Shape Amorphous
Molecular Formula C20H12N3NaO7S
Ph Level 5.0 7.0 (1% aqueous sol.)
Product Type Chemical
Purity 98.0%
Melting Point >300C (decomposes)
Application Complexometric titration indicator, especially for EDTA titrations of calcium and magnesium
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Erichrome Black - T Price And Quantity

Minimum Order Quantity 100 Kilograms
Price 400 INR/Kilograms

Colour Index Number 14645
Minimum Assay 98%
pKa (at 25C) 11.2
Stability Stable in closed containers under normal conditions
Moisture Content 1.0%
Light Fastness Stable under normal laboratory conditions
Indicator Change Wine red to blue
Safety Precautions Avoid ingestion and inhalation; wear protective gloves

Erichrome Black - T Product Specifications

Solubility Soluble in water, slightly soluble in ethanol
Shelf Life 36 months
Ingredients 1-(1-hydroxy-2-naphthylazo)-2-naphthol-4-sulfonic acid, sodium salt
Usage Analytical reagent in water hardness testing
Storage Store in a cool, dry place, tightly closed container
CAS No 1787-61-7
HS Code 3204
Properties Dark brown to black powder, used as complexometric indicator, soluble in water
Smell Odorless
Molecular Formula C20H12N3NaO7S
Shape Amorphous
Ph Level 5.0 7.0 (1% aqueous sol.)
Product Type Chemical
Purity 98.0%
Melting Point >300C (decomposes)
Structural Formula C20H12N3NaO7S
Application Complexometric titration indicator, especially for EDTA titrations of calcium and magnesium
Physical Form Powder
Refractive Rate Not determined
Molecular Weight 465.39 g/mol
EINECS No 217-250-3
Grade Technical Grade
Density 1.6 Gram per cubic centimeter(g/cm3)
Poisonous NO
Appearance Dark brown-black powder

Colour Index Number 14645
Minimum Assay 98%
pKa (at 25C) 11.2
Stability Stable in closed containers under normal conditions
Moisture Content 1.0%
Light Fastness Stable under normal laboratory conditions
Indicator Change Wine red to blue
Safety Precautions Avoid ingestion and inhalation; wear protective gloves

Product Description

Select Erichrome Black - T for your complexometric titration needs and experience the advantage of a top-ranking analytical reagent at an affordable price. This ravishing, dark brown to black powder boasts a glorious purity of 98%, with a consistent wine red to blue indicator change. Known for its stability and light fastness, it's ideal for EDTA titrations, especially calcium and magnesium analysis. Sale opportunities for bulk orders are available for distributors, traders, and suppliers throughout India. Its high-grade, technical composition ensures reliable, precise results in water hardness testing and more.

Expert Application and Usage Instructions

Erichrome Black - T is a renowned indicator for complexometric titrations, primarily used in water hardness analysis involving calcium and magnesium ions. Its application surface includes laboratory benchwork in various industries and educational institutions. For optimum results, dissolve the powder in water as directed to achieve accurate titration outcomes. Always use protective gloves, avoid ingestion and inhalation, and store the product in a cool, dry, tightly closed container for lasting effectiveness.

Sample Availability, FOB Port, and Sample Policy

Erichrome Black - T samples can be supplied upon request at an asking price, making selection easier for prospective buyers. Shipments depart from leading FOB ports in India for both small and bulk orders. Upon approval, samples are shipped rapidly and are subject to our transparent sample policy, which outlines pricing and delivery conditions, ensuring clarity and confidence for every distributor, importer, or manufacturer seeking to evaluate performance before committing to large-scale orders.

FAQ's of Erichrome Black - T:

Q: How is Erichrome Black - T used in complexometric titrations?

A: Erichrome Black - T is primarily dissolved in water and added to titration samples to indicate the endpoint during EDTA titrations, especially for determining calcium and magnesium concentrations in water hardness analysis.

Q: What safety precautions should be followed when handling Erichrome Black - T?

A: When working with Erichrome Black - T, always wear protective gloves and avoid inhalation or ingestion of the powder to ensure safe handling in laboratory environments.

Q: Where should Erichrome Black - T be stored for optimal stability?

A: It should be stored in a cool, dry place inside a tightly closed container to maintain its stability and shelf life of 36 months.

Q: When is the indicator color change observable during titrations?

A: The wine red to blue color transition appears at the titration endpoint, signaling the completion of the reaction with calcium or magnesium ions.

Q: What are the main benefits of using Erichrome Black - T in analytical procedures?

A: The indicator offers high purity (98%), excellent solubility in water, and reliable results, making it an essential, top-ranking reagent for water analysis and other complexometric titrations.

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