Description

Potassium Iodide CAS NO 7681-11-0 is an essential inorganic salt widely recognized for its role as a stable source of iodide ions. Its high purity and reliable chemical properties make it a critical raw material for ensuring product quality and process stability across multiple high-value industries. This compound is indispensable for manufacturers in the pharmaceutical, nutritional supplement, photographic, and industrial chemical sectors.

Application

• Pharmaceutical Manufacturing: A key active ingredient in thyroid medications and expectorants, and as a source of iodine in mineral supplements.
• Nutritional Fortification: Used for iodine fortification of table salt (iodized salt) and animal feed to prevent deficiency disorders.
• Radiation Emergency Preparedness: A critical component in thyroid-blocking tablets used to protect the thyroid gland from radioactive iodine.
• Chemical Synthesis & Analysis: Serves as a precursor in organic synthesis and as a reagent in analytical chemistry, including iodometric titrations.
• Photography: Used in photographic developers and as a component in emulsion-making for traditional film processing.
• Industrial Processes: Employed as a catalyst and stabilizer in various chemical manufacturing processes.

Basic Information

Product Name	Potassium Iodide
CAS No.	7681-11-0
Molecular Formula	KI
Molecular Weight	166.0028 g/mol
Synonyms	Potassium Iodide; KI; Kaliumiodid; Iodic Acid Potassium Salt; Knollide; ThyroSafe; ThyroShield; Pima
EINECS	231-659-4

Quality Control

Our Potassium Iodide is produced under a strict quality management system to ensure batch-to-batch consistency and reliability. We offer various grades, including USP, FCC, and ACS, to meet specific industry requirements. Comprehensive testing is performed, and a Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is available for every shipment.

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 nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White crystalline powder or granules
Identification (IR)	Conforms
Assay (KI)	≥ 99.0%
pH (5% Solution)	6.0 - 9.2
Iodate	≤ 0.0004%
Heavy Metals (as Pb)	≤ 10 ppm
Loss on Drying	≤ 1.0%
Solubility (in Water)	Clear, complete solution

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