Description

Potassium Antimony Tartrate is a crystalline salt of antimony and tartaric acid, widely recognized for its role as a key reagent and catalyst in various chemical syntheses. Its primary commercial value lies in its utility as a reliable source of antimony in a soluble and reactive form, facilitating precise process control. This compound is essential for manufacturers and research laboratories in the pharmaceutical, textile, and specialty chemical sectors seeking consistent quality for critical applications.

Application

• Pharmaceutical Synthesis: Used as a catalyst or reagent in the production of specific APIs (Active Pharmaceutical Ingredients) and fine chemicals.
• Textile Processing: Serves as a mordant in dyeing processes, particularly for achieving specific shades and improving colorfastness on fabrics.
• Analytical Chemistry: Employed as a standard or reagent in titrimetric analyses and other laboratory testing procedures.
• Catalyst Preparation: Acts as a precursor for the synthesis of other antimony-based catalysts used in organic transformations.
• Electroplating: Utilized in specialized electroplating baths for depositing antimony or antimony alloy coatings.
• Fire Retardant Synergist: Can be used in combination with halogenated compounds to enhance flame-retardant properties in certain polymers.

Basic Information

Product Name	Potassium Antimony Tartrate
CAS No.	16039-64-8
Molecular Formula	C8H4K2O12Sb2 · 3H2O
Molecular Weight	667.85 g/mol (Trihydrate)
Synonyms	Antimony Potassium Tartrate; Tartar Emetic; Potassium Antimonyl Tartrate; Antimony Potassium Oxytartrate; Emetic Tartar; PAT; KSbOC4H4O6; Potassium Antimony(III) Tartrate
EINECS	240-191-2

Quality Control

Our Potassium Antimony Tartrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White or slightly yellowish crystalline powder
Identification (IR)	Conforms
Assay (Sb2O3)	≥ 36.0 %
Loss on Drying	≤ 15.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO4)	≤ 0.02 %
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic (As)	≤ 5 ppm

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