Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
2-Bromo-2-nitro-1,3-propanediol (common name: Bronopol, BNPD) is a broad-spectrum organic biocide and preservative. It appears as white to off-white crystalline powder, odorless or with a faint characteristic scent. Featuring high efficiency, broad antibacterial activity and good water solubility, it is widely used in cosmetics, personal care products, industrial water treatment, coatings, adhesives and agricultural bactericides. Manufactured via advanced bromination and nitration processes, this product has high purity, low impurities and stable batch quality. For legitimate industrial production, formulation and scientific research only.
Product Features
- High Purity: HPLC ≥99.0%, moisture and related impurities are strictly controlled.
- Broad-Spectrum Antibacterial Effect: Effective against various bacteria and fungi.
- Excellent Water Solubility: Easy to prepare aqueous solutions for different formulations.
- Good Compatibility: Stable in neutral and weakly acidic environments, compatible with most common raw materials.
- High Efficiency at Low Dosage: Works well with small addition amount, cost-efficient.
- Strict Quality Control: Each batch is fully tested; standard COA and inspection reports are available.
Physical & Chemical Properties
Physical Properties
- Appearance: White to off-white crystalline powder
- Odor: Odorless or faint characteristic scent
- Melting Point: 123 – 130 °C
- Density: 1.5 g/cm3 (25 °C)
- Solubility: Soluble in water, ethanol and propylene glycol; slightly soluble in acetone and benzene
- pH Value (1% aqueous solution): 5.0 – 7.0
- Hygroscopicity: Slightly hygroscopic
Chemical Properties
- Chemical Stability: Stable in sealed, cool and dry environment. Avoid long-term storage in alkaline conditions.
- Acid-Base Character: Weakly acidic aqueous solution.
- Reactivity: Prone to decomposition when reacting with strong alkalis, strong oxidants and reducing agents.
- Thermal Stability: Gradually decomposes above 150 °C and releases harmful gases.
- Incompatibility: Avoid contact with strong acids, strong bases, oxidants and aluminum products.
Applications
- Cosmetics & Daily Chemicals: Used as preservative in skin care products, hair products and wet wipes.
- Industrial Water Treatment: Serves as biocide for circulating water and wastewater systems.
- Coatings & Adhesives: Antimicrobial additive for latex paint, glue and sealant.
- Agriculture: Applied as bactericide for seed treatment and plant disease prevention.
- Pharmaceutical Industry: Used as disinfectant and preservative in pharmaceutical preparations.
- Laboratory Research: Standard reagent for microbiology and chemical experiments.
Usage Restriction: For industrial synthesis and scientific research use only. Strictly forbidden for illegal processing and improper application.
Storage & Transportation Instructions
Storage Conditions: Store in a cool, dry and well-ventilated warehouse. Keep container tightly sealed to prevent moisture absorption and decomposition. Keep away from direct sunlight, heat sources and incompatible chemicals. Recommended storage temperature: 10 – 25 °C.
Transportation Requirements: Classified as dangerous goods (UN 3241). Avoid violent collision, extrusion and rain soaking. Do not transport together with oxidants, corrosive substances and toxic goods.
Operation Notes: Wear chemical-resistant gloves, safety goggles and protective mask. Work in a well-ventilated area. Avoid inhalation of dust and direct contact with skin and eyes.
Regulatory Information
This product is a commonly used biocide and preservative, complying with relevant industrial and cosmetic chemical standards. Domestic sales and cross-border export shall comply with local chemical supervision regulations. All transactions are limited to qualified chemical factories, daily chemical enterprises and research institutions.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | 2-Bromo-2-nitro-1,3-propanediol |
| CAS NO. | 52-51-7 |
| IUPAC Name | 2-Bromo-2-nitropropane-1,3-diol |
| Synonyms | Bronopol; BNPD |
| Molecular Formula | C3H6BrNO4 |
| Molecular Weight | 199.99 |
| EINECS Number | 200-143-0 |
| UN Number | 3241 |
| Appearance | White to off-white crystalline powder |
| Purity | HPLC ≥99.0% (customizable) |
| Melting Point | 123 – 130 °C |
| Density | 1.5 g/cm3 (25 °C) |
| Solubility | Soluble in water, ethanol and propylene glycol; slightly soluble in organic solvents |
| HS Code | 2905590090 |
| Storage Temperature | 10 – 25 °C, sealed, dry & dark environment |
| Packing Specification | 1kg/aluminum foil bag, 25kg/fiber drum (Inner PE bag) |
| Grade Standard | Industrial Grade / Cosmetic Grade / Pharma Grade |
| Application Scope | Preservative, biocide, bactericide, antimicrobial raw material |
| Validity Period | 24 Months under specified storage conditions |
