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Calcium Propionate
Calcium Propionate is the calcium salt of propionic acid, appearing as a white, crystalline powder or granules with a slightly salty taste and low odor. It is highly soluble in water and used primarily as a food preservative and mold inhibitor. Calcium Propionate inhibits the growth of mold, bacteria, and fungi, making it especially valuable in baked goods, dairy products, and animal feed to extend shelf life and prevent spoilage. It also finds application in pharmaceuticals and cosmetics as a preservative and antimicrobial agent.
Calcium Propionate
Primary Uses
- Food Industry
- Widely used as a preservative in bread, baked goods, and other flour-based products to prevent mold and bacterial growth.
- Used in processed cheese and dairy products to inhibit fungal contamination and extend shelf life.
- Added to animal feed to prevent mold and bacterial spoilage, ensuring feed quality and safety.
- Pharmaceutical Industry
- Employed as a preservative in various pharmaceutical formulations to prevent microbial contamination.
- Cosmetics and Personal Care
- Used as a preservative in creams, lotions, and other cosmetic products to maintain microbial stability.
Secondary Uses
- Agriculture
- Utilized as a feed additive to improve silage quality and prevent spoilage during storage.
- Industrial Applications
- Occasionally used in adhesives and paper products as a mold inhibitor.
- Research
- Studied for its antimicrobial properties and potential applications in food safety and preservation technologies.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Calcium propanoate
- Common/Trade Name: Calcium Propionate
- CAS Number: 4075-81-4
- HS Code: 2915.22.00
- Molecular Formula: C6H10CaO4
- Synonyms:
- Calcium propanoate
- E282 (food additive code)
- Propionic acid calcium salt
2. Physical & Chemical Properties
- Physical State: Crystalline powder or granules
- Color & Odor: White; slight odor typical of propionates
- Melting Point: 250–265°C (decomposes)
- Density: Approximately 1.5 g/cm³
- Solubility: Soluble in water (approximately 55 g/100 mL at 20°C); insoluble in ethanol
- pH (aqueous solution): Slightly alkaline (pH ~6.5–8.5)
- Stability: Stable under normal storage conditions; sensitive to strong acids and high temperatures
3. Safety & Hazard Attributes
- Hazard Class (GHS): Not classified as hazardous; generally recognized as safe (GRAS) in food use
- NFPA Ratings:
- Health: 1
- Flammability: 1
- Reactivity: 0
- Exposure Limits: No specific OSHA/ACGIH limits; avoid inhalation of dust
- Toxicity: Low acute toxicity; large doses may cause mild gastrointestinal irritation
- Reactivity: Stable; avoid reaction with strong oxidizers and acids
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry place, away from moisture and incompatible substances
- Container Type: Airtight containers such as plastic or coated metal drums
- Shelf Life: Typically 2–3 years if stored properly
- Special Handling: Use PPE when handling powder; avoid dust generation and inhalation
5. Regulatory & Compliance Attributes
- FDA Status: Approved food additive (E282) for use as a preservative in many countries
- EFSA: Approved as a food preservative in the European Union
- Transportation: Not classified as hazardous
- Waste Disposal: Dispose in accordance with local regulations for non-hazardous waste
6. Environmental & Health Impact
- Ecotoxicity: Low toxicity to aquatic life; biodegradable
- Persistence: Biodegradable under aerobic conditions
- Bioaccumulation: Not expected to bioaccumulate
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
- Biodegradability: Biodegradable in the environment
Safety Handling Precautions
Personal Protective Equipment (PPE):
- Gloves
- Protective goggles
- Dust mask or respirator if dust generation is possible
- Protective clothing
Handling Measures:
- Avoid inhalation of dust and prolonged skin contact
- Work in well-ventilated areas
- Use local exhaust ventilation if dust is generated
Storage Measures:
- Keep container tightly closed
- Protect from moisture and humidity
- Store away from acids and strong oxidizing agents
Hygiene Practices:
- Wash hands after handling
- Do not eat, drink, or smoke while handling
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if breathing difficulties occur
- Skin Contact: Wash thoroughly with soap and water; seek medical advice if irritation persists
- Eye Contact: Rinse with plenty of water for at least 15 minutes; seek medical attention if irritation continues
- Ingestion: Rinse mouth; seek medical advice if large amounts are ingested or symptoms develop
Firefighting Measures
- Fire Hazards: Combustible under fire conditions
- Extinguishing Media: Use water spray, foam, dry chemical, or CO₂ as appropriate for surrounding fire
- Special Precautions: Firefighters should wear protective gear and self-contained breathing apparatus if necessary
- Decomposition Products: May emit carbon oxides and calcium oxides under fire conditions
Related products
Bismuth Subgallate
Bismuth Subgallate is a pale yellow, odorless, tasteless powder composed of bismuth and gallic acid derivatives. It is widely used as an internal deodorant for controlling odor from flatulence and stool, especially in patients with gastrointestinal conditions or post-surgery stomas. It also serves as a mild astringent and has hemostatic properties, making it useful in wound care products. Due to its insolubility in water and stability, it is suited for oral and topical formulations.
Cetirizine Hydrochloride
Cetirizine Hydrochloride is a widely used second-generation antihistamine effective for treating allergic conditions such as allergic rhinitis, chronic urticaria, and other allergy symptoms. It is the hydrochloride salt form of cetirizine, existing as a white to off-white crystalline powder with a slightly bitter taste. Cetirizine HCl acts by selectively blocking peripheral H1 histamine receptors, thereby reducing allergic symptoms without significant sedation or central nervous system depression. It is commonly formulated into tablets, syrups, and capsules as an active pharmaceutical ingredient.
Levamisole Hcl BP2000
Levamisole Hcl BP2000 is a white to off-white crystalline powder, soluble in water, with anthelmintic and immunomodulatory properties. It is primarily used as a veterinary antiparasitic agent effective against gastrointestinal nematodes in livestock. Levamisole HCL BP2000 conforms to British Pharmacopoeia standards, ensuring high purity and quality for pharmaceutical and veterinary formulations. Beyond veterinary uses, it is also researched for immunostimulant properties in medical applications.
Potassium Iodide USP
Potassium Iodide USP is a high-purity inorganic halogenated salt that meets the strict quality and purity standards of the United States Pharmacopeia (USP). It appears as white crystalline granules or powder, is odorless, and has a characteristic saline taste. This pharmaceutical-grade compound is valued for its ability to act as a source of iodide ions, its high solubility in water, and its stability when properly stored. It is slightly hygroscopic and may become yellow upon prolonged exposure to air due to liberation of iodine, with light and moisture accelerating decomposition, requiring careful packaging and storage. Potassium Iodide USP is manufactured under current Good Manufacturing Practices (cGMP) and is suitable for human pharmaceutical applications, nutritional supplements, and other uses requiring the highest purity standards.
Potassium Metabisulphite Food Grade
Potassium Metabisulphite Food Grade is a white crystalline powder with strong antioxidant and preservative properties. It is widely used in the food and beverage industry as a disinfectant, antioxidant, and preservative to prevent spoilage and microbial growth. It also acts as a bleaching agent and sulfur dioxide (SO₂) source. This compound is critical in winemaking, brewing, and food processing to maintain product quality and extend shelf life.
Propylparaben (Prop BH)
Prop BH, also known as Propylparaben or Propyl 4-Hydroxybenzoate, is an organic compound belonging to the paraben family of preservatives. It appears as colorless small crystals or a white crystalline powder with a characteristic mild odor and a slightly bitter taste. The compound is practically insoluble in cold water but readily soluble in alcohols, ethers, and other organic solvents. Propylparaben is widely recognized for its broad-spectrum antimicrobial activity, particularly effective against molds, yeasts, and bacteria. Propylparaben is manufactured for use as a preservative in various industrial applications and is not intended for direct human consumption without appropriate certification.
Sodium Benzoate
Sodium Benzoate is the sodium salt of benzoic acid, appearing as a white, crystalline powder that is highly soluble in water. It is widely used as a preservative due to its antimicrobial properties, especially effective against yeast and bacteria in acidic conditions. Sodium Benzoate is commonly employed in the food, beverage, pharmaceutical, and cosmetic industries to extend shelf life and maintain product quality. It meets food-grade and pharmaceutical-grade purity standards, ensuring safety for consumption and topical use.
Sodium Nitrite
Sodium Nitrite is an inorganic white to slightly yellowish crystalline powder with the chemical formula NaNO₂. This versatile chemical serves as a powerful reducing agent, corrosion inhibitor, and food preservative, widely used in meat curing, pharmaceutical synthesis, and industrial applications. Its oxidative properties make it valuable for dye manufacturing and rubber processing while requiring careful handling due to its toxicity.
