What is Bronopol ?
Bronopol is white crystalline powder, melting point: 130-133℃, very soluble in water and slightly soluble in oil. In 1919, it was made by E. Schmidt and R.Wilkendorf. Later, the British Pharmaceutical Association announced its generic name as Bronopol, and in 1970 Bronopol Powder was used in agriculture to obtain a British patent.
| Product name | Bronopol |
| CAS | 52-51-7 |
| Molecular formula | C3H6BrNO4 |
| Molecular weight | 199.99 |
| EINECS Number | 200-143-0 |
| melting point | 130-133 °C(lit.) |
| boiling point | 358.0±42.0 °C(Predicted) |
| density | 2.0002 (rough estimate) |
| flash(ing) point | 167°C |
| refractive index | 1.6200 (estimate) |
| Storage condition | Inert atmosphere,Room Temperature |
What is the main function of Bronopol ?
Bronopol has broad-spectrum antibacterial effect, which can effectively inhibit most bacteria, especially gram-negative bacteria. It is unstable under high temperature and alkaline conditions, and its color darkens under sunlight. Bronopol Powder is compatible with most surfactants, but its antibacterial activity will be reduced when substances containing -SH groups, such as cysteine, are included in cosmetic raw materials.
It is toxic, irritating to eyes, skin and mucous membranes, causing congenital abnormalities, and harmful to the environment when used in large quantities. It is mainly used as antiseptic and bactericide for cosmetics, and can effectively prevent and control a variety of plant pathogenic bacteria.
Bronopol Powder is mainly used as a preservative and bactericide, and it is added in the processing of cosmetics such as shampoo, balsam and cream, and its concentration in cosmetics is 0.01%-0.02%. It can also be used in detergents, fabric treatment agents, etc. As a bactericide. Can effectively prevent and control various plant pathogenic bacteria. It can treat cotton seeds to prevent and treat cotton black arm disease and bacterial blight caused by cotton angular leaf spot bacteria, and has no drug harm to cotton. It can also be used for rice bakanae disease. The recommended concentration is 800 ~ 1000 mg/L. Bronopol Powder is also used in industrial circulating water, paper pulp, coatings, plastics, cosmetics, wood, cooling water circulation system, as well as industrial sterilization, mildew prevention, corrosion prevention, algae elimination and so on.
Product Specification
| Item | Specifications | Result |
|
Appearance |
White crystalline powder | Complies |
| Assay | 98% | 99.12% |
| Odor | Characteristic | Characteristic |
| Particle Size | 98% pass 80mesh | Complies |
| Loss on Drying | ≤5.0% | 3.65% |
| Ash | ≤5.0% | 1.96% |
| Solvent Residue | Meet USP standard | Complies |
| Pesticide Residue | Meet USP standard | Complies |
| Heavy Metal | ||
| Lead (Pb) | ≤2.0ppm | Complies |
| (As) | ≤1.0ppm | Complies |
| (Cd) | ≤1.0ppm | Complies |
| (Hg) | ≤0.1ppm | Complies |
| Microorganism | ||
| Total Plate Count | ≤1000cfu/g | Complies |
| Yeasts and Molds | ≤100cfu/g | Complies |
| Saimonella | Negative/25g | Complies |
| E.coli | Negative | Complies |
| Conclusion: The test results are conformed to the in-house specification | ||
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Attention: It should be noted that this product is not intended for the diagnosis, treatment, cure, or prevention of any disease. Please consult your doctor and learn about available research before use. Please do not use without authorization. This compound can only be used for research purposes. The US Food and Drug Administration has not evaluated these claims.
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