Methyl Paraben (CAS No. 99-76-3) is a widely used preservative in the pharmaceutical, cosmetic, and food industries. It is a white crystalline powder with antimicrobial properties, primarily used to prevent the growth of mold, yeast, and bacteria in products. This preservative plays a crucial role in extending the shelf life of products by inhibiting the growth of harmful microorganisms. With its low toxicity and broad-spectrum antimicrobial activity, Methyl Paraben is a reliable ingredient for enhancing the stability and safety of various formulations.
| Items | Standard |
| Character | White crystalline powder |
| Appearance of Solution | Clear |
| Melting Point | 125~128ºC |
| Acidity | 0.1mg/g max |
| Loss on drying | 0.5% max |
| Sulphate Ash | 0.1% max |
| Residue | 0.1% max |
| Heavy Metal | 10ppm max |
| Related Substances | Ultraviolet at 254nm passed |
| Assay | 99.0% -- 101.0% |
Product Features
Chemical Formula: C8H8O3
Appearance: White crystalline powder
Solubility: Soluble in alcohol, slightly soluble in water
CAS No.: 99-76-3
Molecular Weight: 152.15 g/mol
Purity: 99% or higher
Storage Conditions: Store in a cool, dry place away from direct sunlight
Advantages of Methyl Paraben
Effective Preservative: Methyl Paraben is highly effective against bacteria, mold, and yeast, making it a potent preservative for both cosmetic and pharmaceutical products.
Low Toxicity: It is safe for use in a wide range of applications, including food and skincare products.
Stable and Reliable: It exhibits high chemical stability and does not degrade easily over time, ensuring the longevity of your products.
Broad Spectrum: It works effectively across a wide pH range, enhancing the preservative effects in formulations.
Cost-Effective: Compared to other preservatives, Methyl Paraben is an affordable option for manufacturers looking to maintain product quality.
Applications of Methyl Paraben
Cosmetics: Methyl Paraben is used in skincare, shampoos, lotions, and other personal care products to prevent microbial growth.
Pharmaceuticals: It is widely used in pharmaceutical creams, ointments, and oral medications to prolong shelf life and prevent contamination.
Food Industry: Used as a preservative in food products to prevent spoilage, particularly in sauces, jams, and beverages.
Agricultural Products: Methyl Paraben is also used in agricultural chemicals to prevent microbial contamination.
FAQ
What is Methyl Paraben used for?
Methyl Paraben is primarily used as a preservative in cosmetics, pharmaceuticals, and food products to inhibit the growth of bacteria, mold, and yeast.
Is Methyl Paraben safe for skin?
Yes, Methyl Paraben is generally considered safe for topical use in cosmetics and personal care products. It has low toxicity and is widely used in skincare formulations.
Can Methyl Paraben be used in food?
Yes, Methyl Paraben is approved as a food preservative in many regions. It is commonly used to extend the shelf life of packaged foods, beverages, and condiments.
What are the storage conditions for Methyl Paraben?
Methyl Paraben should be stored in a cool, dry place away from direct sunlight to maintain its stability and effectiveness.
Is Methyl Paraben effective in all formulations?
Methyl Paraben is effective across a wide pH range, making it a versatile preservative for many different types of products.
What is the recommended dosage of Methyl Paraben in formulations?
The typical usage rate of Methyl Paraben in formulations is 0.1% to 0.3%, depending on the type of product and desired preservative effect.
