Description

Cobalt Tetraammine Phosphate CAS NO 20142-28-3 is a coordination compound featuring cobalt in a complex with ammonia and phosphate ligands. This specialized chemical is valued for its role as a precursor in the synthesis of advanced materials and catalysts, where its defined molecular structure provides consistent performance. It is primarily utilized by manufacturers and research institutions in the fields of heterogeneous catalysis, ceramic pigments, and advanced material science.

Application

• Catalyst Precursor: Serves as a key starting material for synthesizing cobalt-based catalysts used in petrochemical refining and hydrogenation reactions.
• Ceramic Pigments and Glazes: Imparts stable blue and violet colorations in the production of specialty ceramics, tiles, and glass.
• Electrode Material Synthesis: Used in the research and development of electrode materials for batteries and fuel cells.
• Chemical Vapor Deposition (CVD): Acts as a potential cobalt source for depositing thin films and coatings in semiconductor and surface engineering applications.
• Laboratory Reagent: Employed in academic and industrial R&D for studying coordination chemistry and synthesizing novel metal-organic frameworks (MOFs).
• Flame Retardant Additive: Investigated for use as a synergistic agent in flame-retardant polymer formulations.

Basic Information

Product Name	Cobalt Tetraammine Phosphate
CAS No.	20142-28-3
Molecular Formula	CoH12N4O4P (commonly represented as [Co(NH3)4]PO4)
Molecular Weight	245.04 g/mol (approx.)
Synonyms	Tetraamminecobalt(III) phosphate; Cobalt-ammonia phosphate complex; Ammoniacal cobalt phosphate; [Co(NH3)4]PO4; Cobalt tetraamine phosphate; Cobaltous ammonium phosphate; Cobalt tetrammine phosphate
EINECS	Contact for details

Quality Control

Our Cobalt Tetraammine Phosphate is produced under controlled conditions to ensure batch-to-batch consistency and high chemical purity. Quality is verified through a suite of analytical techniques including titrimetric assay, infrared spectroscopy (IR) for identification, and trace metal analysis. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed when not in use to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Violet to pink crystalline powder
Identification (IR)	Conforms to standard
Assay (Cobalt content)	≥ 24.0 % (as Co)
Purity (by Titration)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Chloride (Cl)	≤ 0.1 %
Sulfate (SO4)	≤ 0.1 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.