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Potassium Iodide Extra Pure
$ 21.15
Potassium Iodide Extra Pure is a high-purity, white crystalline salt widely recognized for its excellent solubility in water and its versatile applications. In laboratories, it is commonly used as a reagent in iodometric titrations and for preparing iodine solutions. In the medical field, it serves as a key source of iodine and is used for thyroid protection against radioactive iodine exposure. Its antioxidant properties also make it valuable in pharmaceutical formulations and as a stabilizer in various chemical processes. The extra pure grade ensures maximum consistency and reliability for precise experimental and industrial outcomes.
Potassium Iodide Extra Pure
PRIMARY USES
- Pharmaceuticals & Medical Applications:
- Used as a thyroid blocker during radiation emergencies to prevent radioactive iodine uptake.
- Employed in the treatment of iodine deficiency, hyperthyroidism, and goiter.
- Included in expectorants to help loosen mucus in respiratory conditions.
- Laboratory Reagent:
- Used in iodometric titrations and analytical chemistry to detect oxidizing agents.
- Reacts with chlorine or hydrogen peroxide to release free iodine for analytical purposes.
- Photography & Film Processing:
- Formerly used in preparing photographic emulsions and developers.
- Chemical Synthesis:
- Source of iodide ions in various organic and inorganic reactions.
- Used in preparing alkyl iodides and other iodinated compounds.
SECONDARY USES
- Nutritional Supplementation:
- Added to table salt to produce iodized salt, preventing iodine deficiency disorders.
- Animal Feed:
- Included in livestock feed formulations to support thyroid function in animals.
- Disinfectants & Antiseptics:
- Used with iodine to make Lugol’s solution and other iodine-based disinfectants.
- Textile and Dye Industry:
- Used in some staining procedures and fixation processes.
1. Basic Identification Attributes
- Chemical Name: Potassium Iodide
- CAS Number: 7681-11-0
- HS Code: 2827.60.00
- Molecular Formula: KI
- Synonyms:
- KI
- Iodide of potash
- Potassium salt of hydroiodic acid
2. Physical & Chemical Properties
- Physical State: Solid (crystalline powder or granules)
- Color & Odor: White or colorless; odorless
- Boiling Point & Melting Point:
- Melting Point: ~681 °C
- Boiling Point: Decomposes before boiling
- Density/Specific Gravity: ~3.13 g/cm³
- Solubility:
- Highly soluble in water (140–150 g/100 mL at 20 °C)
- Slightly soluble in ethanol and glycerol
- pH Level: ~6–10 (5% aqueous solution)
- Vapor Pressure & Volatility: Negligible vapor pressure
- Flash Point: Not flammable
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable (solid)
3. Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- Eye irritation (Category 2A)
- May cause thyroid effects at high doses
- NFPA Ratings:
- Health: 2
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- OSHA PEL: Not established
- ACGIH TLV: Not established (consult local authority)
- Reactivity:
- Stable under normal conditions
- Incompatible with strong oxidizing agents and acids
4. Storage & Handling Attributes
- Storage Conditions:
- Store in tightly sealed containers
- Keep in a cool, dry, and dark place to avoid iodide oxidation
- Incompatible Materials:
- Strong acids, oxidizers, and halogens
- Container Type:
- Glass or HDPE bottles with tight-seal caps
- Shelf Life & Expiration Date:
- Several years if kept dry and away from light
- Special Handling Requirements:
- Use gloves, goggles, and dust mask if handling large quantities
- Prevent exposure to light and moisture
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Listed by TSCA, REACH, and other regulatory bodies
- Transportation Restrictions:
- Not classified as hazardous for transport
- Waste Disposal Method:
- Dispose of in accordance with local environmental regulations
- Avoid release to the environment
6. Environmental & Health Impact
- Ecotoxicity:
- Low acute toxicity to aquatic life
- Persistence in Environment:
- Reacts to form iodates or elemental iodine in presence of air/light
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic by IARC/OSHA
- Biodegradability:
- Inorganic substance; does not biodegrade but disperses in environment
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Protective safety goggles or chemical-resistant face shield
- Lab coat or protective apron
- Gloves (nitrile or PVC recommended)
- Use dust mask or respirator in poorly ventilated areas or when handling large quantities
Handling:
- Avoid inhalation of dust and contact with eyes or skin
- Use in a well-ventilated area or under a fume hood
- Keep container tightly sealed when not in use
- Wash thoroughly after handling
Storage:
- Store in a cool, dry, well-ventilated area
- Keep container tightly closed
- Protect from moisture and light
- Store away from strong acids and oxidizing agents
FIRST AID MEASURES
Inhalation:
- Move person to fresh air immediately
- Keep at rest and seek medical attention if symptoms develop
Skin Contact:
- Wash skin with plenty of water and soap
- Remove contaminated clothing
- Seek medical advice if irritation persists
Eye Contact:
- Rinse cautiously with water for at least 15 minutes
- Lift eyelids to ensure thorough flushing
- Get medical attention immediately
Ingestion:
- Rinse mouth with water
- Do not induce vomiting unless instructed by medical personnel
- Drink water or milk if conscious
- Seek prompt medical attention
FIRE FIGHTING MEASURES
Flammability:
- Non-flammable
Extinguishing Media:
- Use water spray, dry chemical, foam, or carbon dioxide
- Choose extinguishing media suitable for surrounding fire
Hazardous Combustion Products:
- Emits toxic fumes of iodine and potassium oxides under fire conditions
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective clothing
- Prevent runoff from fire control from entering waterways or sewers
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