Import Bronopol (2-Bromo-2-Nitro-1,3-Propanediol) — Buy in Bulk from Supplier in China

Bronopol (2-Bromo-2-nitro-1,3-propanediol) from Shandong Angel Chemical Co., Ltd. is a white crystalline granule with a molecular weight of 200 and CAS number 52-51-7. The technical grade product has a main content of 99.0 to 101.0%, a melting point of 126.0 to 131.0 °C, and a moisture content of 0.5% max. It is supplied with a pH range of 5.0 to 7.0 and forms clear or nearly clear solutions in both water and methanol at 20% concentration.

This bactericide is widely used in industrial water systems for algae control, as well as in papermaking, coatings, plastics, and timber preservation. The cosmetic grade meets additional requirements, such as a bromate color test where no blue color appears within 5 minutes, ensuring suitability for sensitive applications. Its broad-spectrum efficacy makes it a preferred choice for preserving water-based formulations and preventing microbial growth in storage.

Industrial buyers select Shandong Angel Chemical’s Bronopol for its consistent quality and versatility across applications. The product is available in multiple grades, including a 30% solution for liquid applications, with packaging options of 25 kg or 50 kg drums and 25 kg or 500 kg bags. The 30% solution has a specific gravity of 1.23 to 1.33 and a pH of 3.7 to 6.7, making it suitable for direct dosing in water treatment systems.

Shandong Angel Chemical Co., Ltd. is located in the Binhai Development Zone, Weifang, Shandong Province, China. The company specializes in the production of biocides, including Bronopol, for industrial, agricultural, and cosmetic applications. Its focus on chemical manufacturing is supported by its strategic location near major ports, facilitating efficient export logistics.

The supplier provides detailed technical specifications for Bronopol, including separate indices for technical, cosmetic, and liquid grades. While the profile does not disclose certifications or production volumes, the granularity of the provided data suggests a commitment to quality control. Buyers should directly confirm the supplier’s adherence to industry standards, such as ISO 9001 or GMP, as well as its ability to meet specific order volumes and lead times.