Thermo Scientific™ Devarda's Alloy, granular

Thermo Scientific™ Devarda’s Alloy is a granular, high-purity alloy consisting of aluminium (44–46%), zinc (4–6%), and copper (49–51%). It is primarily used as a reducing agent in analytical chemistry, particularly for the determination of nitrates, where it reduces nitrate ions to ammonia under alkaline conditions.

Key Features

• Granular alloy composed of Al, Cu, and Zn in a defined ratio.
• High-purity composition suitable for analytical and industrial use.
• Reliable reducing agent for nitrate determination.
• Packaged in safe laboratory-grade bottles (100 g, 500 g).
• Manufactured under stringent quality control standards.

Chemical Identifiers

• CAS Number: 8049-11-4
• IUPAC Name: nonaaluminium decacopper zinc
• Synonyms: Devarda’s alloy, Al-Cu-Zn alloy
• InChI Key: MPKKOQSNGWAMJD-UHFFFAOYSA-N
• SMILES: [Al]₉.[Cu]₁₀.[Zn]
• EINECS Number: –
• MDL Number: MFCD00005183

Specifications

Applications

• Analytical Chemistry: Used for nitrate determination by reduction to ammonia.
• Agriculture & Soil Science: Formerly used in quantitative and qualitative analysis of nitrates in soils before ion chromatography methods.
• Industrial Chemistry: Employed as a reducing agent in organic synthesis and metallurgy.
• Pharmaceutical & Agrochemical R&D: Intermediate and raw material for synthesis workflows.

Safety Information

• Hazard Classification: Irritant/Corrosive (depending on dust and exposure).
• Handle with gloves, goggles, and protective equipment.
• Store in tightly sealed containers at ambient temperature.
• Dispose of according to local chemical waste regulations.

The Thermo Scientific™ Devarda’s Alloy, granular is a reliable reducing agent for nitrate determination and a valuable reagent in analytical, agricultural, pharmaceutical, and synthetic chemistry. With its precise composition of Al, Cu, and Zn, it provides consistent performance, high reproducibility, and suitability for laboratory and industrial applications.