Specifications Table

Product Name – 1-NITROSO-2-NAPHTHOL 98% AR
Quantity/Pack Size – 25 g, 100 g
Form – Powder
Grade – AR (Analytical Reagent)
Application – Complexometric titrations, qualitative inorganic analysis

Product Overview

1-Nitroso-2-Naphthol 98% AR is a high-purity analytical reagent widely used in qualitative inorganic analysis due to its exceptional selectivity and sensitivity. This light-sensitive compound forms stable, colored complexes with metal ions, making it indispensable for complexometric titrations and spot tests. The AR grade ensures minimal impurities, guaranteeing reliable and reproducible results in laboratory applications. Its powdered form allows for precise weighing and easy dissolution in organic solvents. The compound exhibits a characteristic greenish-brown hue, which intensifies upon complex formation, providing clear visual endpoints in titrations. With a melting point of approximately 160?C, it remains stable under normal storage conditions when protected from light and moisture. The reagent’s versatility extends to both micro and macro-scale applications, making it suitable for various laboratory protocols. Its high purity level of 98% meets stringent analytical requirements, ensuring accurate detection limits in qualitative analysis procedures.

FAQs

1. What is the shelf life of 1-Nitroso-2-Naphthol 98% AR?

When stored in a cool, dark place in tightly sealed containers, this reagent maintains its stability for 24 months from the date of manufacture.

2. Can this compound be used for quantitative analysis?

While primarily used for qualitative analysis, it can be employed in quantitative applications when standardized against known metal ion concentrations.

3. What solvents are compatible with this reagent?

The compound is soluble in ethanol, acetone, and glacial acetic acid, with limited solubility in water.

4. How should I handle this chemical safely?

Use in a well-ventilated fume hood with proper PPE including gloves and goggles, as it may cause skin and eye irritation.

5. What’s the difference between AR grade and LR grade of this compound?

AR grade offers higher purity (98%) with stricter impurity limits compared to LR grade, making it suitable for more sensitive analytical applications.