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Methyl Paraben
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Methyl Paraben is a white to off-white crystalline powder widely used as an antimicrobial preservative in cosmetics, pharmaceuticals, and food products. It is a member of the paraben family of preservatives known for their effectiveness against a broad spectrum of bacteria and fungi. Methyl Paraben helps extend the shelf life of products by preventing microbial growth without affecting the product’s texture or color.
Description
Primary UsesÂ
- Cosmetics and Personal Care Products
- Preservative in creams, lotions, shampoos, and makeup to prevent microbial contamination.
- Enhances product stability and shelf life.
- Pharmaceuticals
- Used as a preservative in topical formulations, syrups, and injectables to inhibit microbial growth.
- Food Industry
- Acts as a preservative in baked goods, beverages, and processed foods to prevent spoilage.
Secondary Uses
- Industrial Applications
- Used in the preservation of adhesives and inks to prevent bacterial degradation.
- Laboratory Reagent
Employed as a preservative in biological and chemical reagents.
KEY PRODUCT FEATURES
Key Attributes
Basic Identification Attributes
- Chemical Name (IUPAC): Methyl 4-hydroxybenzoate
- Common/Trade Name: Methyl Paraben
- CAS Number: 99-76-3
- HS Code: 2916.39.00
- Synonyms: Methyl p-hydroxybenzoate; E218; Parahydroxybenzoic acid methyl ester
Physical & Chemical Properties
- Physical State: Powder or crystalline solid
- Color & Odor: White to off-white; odorless or faint aromatic odor
- Melting Point: 125 – 128°C
- Solubility: Slightly soluble in water; soluble in alcohol, ether, and chloroform
- Density: Approx. 1.32 g/cm³
Safety & Hazard Attributes
- GHS Classification: Not classified as hazardous at typical use concentrations
- Toxicity: Low toxicity; generally recognized as safe (GRAS) at regulated levels
- Exposure Limits: No specific occupational exposure limits; standard handling precautions
Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry, well-ventilated place away from strong oxidizers
- Container Type: Supplied in sealed bags or containers
- Shelf Life: Typically 24 months if stored properly
- Handling Precautions: Avoid dust formation; use gloves and dust masks if necessary
Regulatory & Compliance Attributes
- Complies with FDA, USP, and European pharmacopoeia standards
- Approved as a food preservative (E218) and cosmetic preservative under various regulations
Environmental & Health Impact
- Biodegradability: Biodegradable under environmental conditions
- Ecotoxicity: Low environmental impact when used as directed
- Bioaccumulation: Not expected to bioaccumulate
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
SAFETY HANDLING PRECAUTIONS
Safety Handling Precautions
- PPE Required: Gloves, dust mask, and safety goggles recommended during handling
- Handling Guidelines: Use in well-ventilated areas; avoid inhalation of dust
- Storage Measures: Keep containers tightly closed and stored away from incompatible materials
First Aid Measures
- Inhalation: Move to fresh air if irritation occurs
- Skin Contact: Wash thoroughly with soap and water
- Eye Contact: Rinse eyes with plenty of water for at least 15 minutes; seek medical attention if irritation persists
- Ingestion: Rinse mouth; seek medical advice if symptoms occur
Firefighting Measures
- Fire Hazards: Combustible solid
- Extinguishing Media: Use water spray, foam, dry chemical, or carbon dioxide extinguishers
- Special Precautions: Wear protective equipment to avoid dust inhalation
Hazardous Combustion Products: May produce carbon oxides and other toxic fumes under fire conditions
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Propyl Paraben Sodium BP
 Propyl Paraben Sodium is the sodium salt derivative of propyl paraben, widely used as an effective antimicrobial preservative. It offers improved water solubility compared to propyl paraben and is commonly employed in pharmaceutical, cosmetic, and food products to inhibit the growth of bacteria, molds, and yeasts, thereby extending shelf life and ensuring product safety.
