For chemists and researchers in the B2B sector, a deep understanding of chemical properties and application suitability is fundamental to successful project outcomes. This article provides a technical overview of 1,10-Phenanthroline Chloride Monohydrate (CAS 18851-33-7), a compound recognized for its critical role in analytical chemistry. We will explore its key physical and chemical properties, delve into its primary applications, and emphasize the importance of sourcing from reputable manufacturers to ensure optimal performance.

1,10-Phenanthroline Chloride Monohydrate is characterized by its appearance as a colorless crystalline solid. Its molecular formula is C₁₂H₁₁ClN₂O, with a molecular weight of 234.68 g/mol. A critical specification for its use in quantitative analysis is its assay, which typically reaches ≥97.0%. This high level of purity is essential for accurate spectrophotometric measurements, particularly when complexing with metal ions like ferrous iron. The compound exhibits good solubility in water, dissolving at a concentration of 0.1 g/mL, which facilitates its preparation into stock solutions for various analytical procedures. Researchers and procurement specialists seeking to buy this chemical will find that its defined specifications make it a reliable component in analytical workflows.

The foremost application of 1,10-Phenanthroline Chloride Monohydrate is its function as a sensitive reagent for the determination of ferrous iron. Upon reaction with Fe²⁺ ions, it forms a stable, intensely colored complex, allowing for precise spectrophotometric quantification. This characteristic makes it invaluable in quality control laboratories for monitoring iron levels in water, raw materials, and finished products across numerous industries. Beyond iron analysis, its strong chelating abilities suggest potential applications in the detection and quantification of other metal ions, further enhancing its utility as a versatile analytical tool. Procurement from a knowledgeable supplier, such as a leading chemical manufacturer, ensures access to this compound with a focus on its technical requirements.

When considering its storage, it is recommended to keep 1,10-Phenanthroline Chloride Monohydrate in a clean, dry, and cool environment, shielded from direct sunlight and rain, to maintain its chemical integrity. For organizations looking to purchase this reagent, partnering with a manufacturer that adheres to strict quality control protocols is key. The benefits of buying from a well-established supplier include consistent product quality, competitive pricing, and reliable supply chains, particularly when sourcing from international manufacturers like those in China. This compound is a vital component for any laboratory focused on accurate metal ion analysis, and understanding its technical profile is the first step to successful procurement.