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Eriochrome Black T – 25GM | High-Purity Complexometric Indicator for EDTA Titrations | Water Hardness & Metal Ion Analysis

Original price was: ₹450.00.Current price is: ₹430.00.

🧪 Product Description:

Eriochrome Black T is a widely used complexometric indicator in analytical chemistry, especially for EDTA titration of metal ions. It plays a critical role in water hardness analysis, where it indicates the presence of Ca²⁺ and Mg²⁺ ions through a clear wine red to blue color change.

This 25GM pack is ideal for laboratories conducting frequent titrations in environmental testing, educational institutions, chemical industries, and water quality labs.


📍 Use Cases:

  • EDTA titrations for hardness of water

  • Detection of divalent metal ions (Ca²⁺, Mg²⁺)

  • Use in analytical chemistry training and research

  • Quality control in environmental and water labs

Note: Prices are subject to market fluctuations. For current pricing, bulk orders, or institutional discounts, please contact our sales team at +91 97899 88060 or email us.

Availability: 100 in stock

SKU: TTSB0021 Category: Tag:

Key Features:

  • ✅ Trusted complexometric indicator for EDTA titrations

  • ✅ Detects calcium and magnesium ions precisely

  • ✅ Sharp color transition (Wine red to blue)

  • ✅ Widely used in water hardness testing

  • ✅ Consistent performance in analytical labs


📦 Product Specifications:

Attribute Details
Product Name Eriochrome Black T
Quantity 25 Grams
Chemical Formula C₂₀H₁₂N₃NaO₇S
CAS Number 1787-61-7
Color Change Range Wine red to Blue (at endpoint)
Use Case Complexometric titrations (EDTA)
Appearance Dark reddish-brown to black powder
Solubility Slightly soluble in water; used in buffer solutions
Storage Conditions Cool, dry place; tightly sealed container
Shelf Life 3 Years
GST Rate 18%

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