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Food grade potassium iodide CAS 7681-11-0 KI

Chemical name: potassium iodide

CAS No: 7681-11-0

Molecular formula: KI

Content: ≥99.0%

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Structural formula

 Food grade potassium iodide CAS 7681-11-0 KI supplier

Product Description

Items

Specification

Appearance

White to off-white crystalline powder

Differentiate

Identification reaction of potassium salt and iodide in aqueous solution

Sulfate(SO4),%

0.005MAX

Loss on drying,%

0.5MAX

Clarity,%

3.0MAX

Heavy metal,%

0.0005MAX

As,%

0.02MAX

Cl,%

0.5MAX

pH

6.0-8.0

Water insoluble,%

0.01MAX

Iodate,%

0.002MAX

Ba,%

0.002MAX

Assay,%

99.0MIN

Appearance: colorless or white cubic crystal, odorless, with strong bitter and salty taste, easy to free iodine in the air that is yellow.

Application areas and used:

Product Overview

Potassium iodide (KI) is an important ionic compound widely used in many fields. Potassium iodide plays an important role in feed additives, food additives, radiation protection drugs, photographic materials and pharmaceutical products.

 

1. Potassium iodide in feed additives

Iodine is a key component of thyroid hormone and is essential for the basal metabolism and growth and development of livestock and poultry. Iodine deficiency can lead to goiter and decreased basal metabolic rate, seriously affecting the health and production performance of livestock and poultry. Potassium iodide, as an effective iodine source, is often added to feed to meet the iodine needs of high-yielding dairy cows and laying hens, and to increase milk production and egg production rates. At the same time, potassium iodide can also enhance the anti-stress ability of livestock and poultry, promote growth and development, and improve feed utilization. Usually, the amount of potassium iodide added to the feed is several PPM, and ferric citrate and calcium stearate are added as protective agents to improve its stability.

 

2. Anti-radiation effect

Potassium iodide has a significant effect in nuclear radiation protection. Especially around nuclear power plants, when radiation leaks occur, residents take iodine tablets (mainly potassium iodide) to saturate the thyroid gland and reduce the absorption of radioactive iodine-131, thereby effectively preventing radioactive damage. However, iodine tablets must be taken within 4 hours after radiation exposure and cannot defend against other types of radioactive isotopes.

 

3. Food additives

Potassium iodide, as a permitted food iodine fortifier, is widely used in infant food and salt in my country. The addition amounts are 0.3-0.6 mg/kg and 30-70 mg/kg, respectively. Potassium iodide can not only participate in the metabolism of various substances in the human body, but also maintain the body's thermal balance, promote growth and development, and promote body health. Iodine deficiency can lead to metabolic disorders, goiter, and then affect nerve function and digestion and absorption.

 

Other uses

1. Analytical reagents: Potassium iodide is used for chromatographic analysis and spot analysis, and is a commonly used analytical reagent.

2. Photographic materials: Potassium iodide plays an important role in the preparation of photographic emulsifiers.

3. Medical application: Potassium iodide is used as an expectorant, diuretic, goiter preventive and treatment agent, and preoperative medicine for hyperthyroidism. It is also used to make rheumatism analgesic ointment with analgesic and blood-activating effects.

4. Organic synthesis: Potassium iodide is an important raw material for the manufacture of iodides and dyes.

5. Food industry: As a nutritional supplement (iodine enhancer), potassium iodide plays an important role in the food industry.

Packaging specifications:

Cardboard barrel lined with plastic bags, the specification is 25kg/barrel, 25kg/bag. Services can also be provided according to user requirements

Storage conditions:

Need to be sealed and stored in a cool, dry place. stored at room temperature. Steady. Flammability. Incompatible with strong oxidizing agents.

 

COA, TDS, and MSDS, please contact [email protected]

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