High-Purity Diazolidinyl Urea Supplier: Broad-Spectrum Antimicrobial for Cosmetics & Personal Care
Discover Diazolidinyl Urea (CAS 78491-02-8), a key preservative from a leading China manufacturer, offering potent, broad-spectrum antimicrobial protection for your cosmetic and personal care formulations. Buy premium quality with confidence.
Get a Quote & SampleReliable Antimicrobial Protection for Your Products

Diazolidinyl Urea
As a trusted manufacturer and supplier in China, we offer high-quality Diazolidinyl Urea (CAS 78491-02-8), a white fluid powder with excellent antimicrobial preservative properties. This ingredient is essential for ensuring the safety and longevity of cosmetic and personal care products. Our competitively priced Diazolidinyl Urea is available for online purchase and supports a wide range of pH conditions and working temperatures, making it a versatile choice for formulators.
- Broad-Spectrum Antimicrobial: Effectively inhibits gram-negative bacteria, yeast, and mold, ensuring product integrity.
- Slow Formaldehyde Release: Provides sustained protection by gradually releasing formaldehyde, a key mechanism for microbial control.
- High Purity & Quality: Manufactured to stringent standards (USP, BP, EP, FCC) ensuring 99.5% MIN assay.
- Versatile Application: Ideal for cosmetic creams, shampoos, lotions, and other personal care formulations.
Key Advantages of Our Diazolidinyl Urea
Enhanced Product Shelf-Life
Our Diazolidinyl Urea acts as a robust formaldehyde releaser, significantly extending the shelf life of your cosmetic and personal care products by preventing microbial spoilage. This is crucial for manufacturers aiming to deliver stable and safe products to market.
Formulation Flexibility
With a recommended use concentration of 0.1-0.3% and a broad effective pH range of 0.3-9.0, this preservative offers significant formulation flexibility. It remains stable even at temperatures up to 100°C, allowing for diverse manufacturing processes when you buy from our reliable supplier.
Safety & Compatibility
Recognized for being non-toxic and non-irritating, our Diazolidinyl Urea is a safe choice for cosmetic applications. It is easily soluble in water and insoluble in oils, ensuring excellent compatibility with a wide array of cosmetic ingredients, making it a preferred choice for formulators looking for quality raw materials.
Diverse Applications in Personal Care
Cosmetic Creams
Enhance the microbial stability of your cosmetic creams, lotions, and moisturizers by incorporating this effective formaldehyde releaser, ensuring consumer safety and product quality.
Shampoos & Hair Care
Protect shampoos, conditioners, and other hair care products from contamination. This preservative is ideal for water-based hair formulations, guaranteeing efficacy and a longer shelf life.
Lotions & Skin Care Products
Utilize Diazolidinyl Urea in a wide range of skin care products, including lotions and body washes, to maintain microbial purity and offer a safe consumer experience. Inquire about bulk purchase options from our China manufacturer.
Bubble Baths & Household Detergents
Its broad-spectrum activity makes it suitable for various personal care items such as bubble baths and even some household detergents requiring preservation. Find competitive pricing for bulk orders.