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Bronopol 10 g

Protecting Water-Based Formulations from Microbial Contamination

Bronopol is recognized worldwide as one of the most reliable broad-spectrum preservatives used across cosmetic, pharmaceutical, and household chemical manufacturing. This ingredient belongs to the category of Preservatives and Antioxidants, which brings together substances designed to stop bacteria, mold, and yeast from developing in water-containing products. The 10 gram packaging is particularly convenient for home-based formulators and small trial batches, allowing manufacturers to test a recipe before scaling up production.

The most common application of bronopol lies in water and emulsion-based systems such as creams, lotions, gels, shampoos, liquid soaps, and wet wipes. The compound is especially valued for its strong action against gram-negative bacteria, including Pseudomonas aeruginosa, a frequent cause of cosmetic product spoilage. Beyond personal care, bronopol also finds use in household chemical products and certain industrial applications where long-term protection against microbial growth is required during extended storage periods.

It is best introduced at the final stage of formulation, once the mixture has cooled to around 40-45 degrees Celsius, since higher temperatures reduce its effectiveness and prolonged heat exposure may cause decomposition into unwanted byproducts. The typical usage rate ranges from 0.01 to 0.1 percent of the total formulation weight, with the exact concentration depending on the recipe and the contamination risk of the specific product. Staying within manufacturer-recommended limits is important, as exceeding the dosage does not improve protection but may affect skin compatibility of the finished product.

Bronopol works well alongside other preservatives and antioxidants, making it possible to build layered protection systems with a broader spectrum of activity. It is often paired with pH-adjusting ingredients such as Amipreserve 2 g, which additionally offers exfoliating properties frequently used in skincare formulations for blemish-prone skin. Another effective combination involves Potassium Sorbate 20 g, which extends antimicrobial coverage to include fungal microflora alongside bacterial protection.

When formulating emulsions, bronopol is frequently combined with humectants, and Glycerin 100 g remains one of the most popular choices, since it not only softens the skin but also helps distribute the preservative evenly throughout the product. Bronopol should be stored in a tightly sealed container, in a cool dry place away from direct sunlight, as it is sensitive to ultraviolet exposure and excess humidity.

Light Facial Toner with Extended Shelf Stability

Distilled water 80 ml

Glycerin 5 ml

Aloe vera extract 10 ml

Bronopol 0.2 g

Witch hazel extract 5 ml

Date:

today

Author:

Лілія, Рейкьявик

Reviews

Дуже рада, що знайшла цей магазин. Тепер я можу створювати косметику, яка ідеально підходить моєму типу шкіри.

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Елена, Бахчисарай

Велике спасибі за оперативність і якість.

1 September 2026

Иванна, Полтава

Якість інгредієнтів відмінна, доставка швидка. Завжди купую тут, рекомендую всім!

INCI	Bronopol
Other
Att brand	Germany
Color product	white
Dosage	0.01-0.1%
Features	All information presented on the site is for reference only
Minimum count	1
Name	Bronopol 10 g
Packaging	container for transportation
Packing	10 grams
Solubility	water, acetone, ethanol, 2-methaxyethanol
View	powder
Valid until	02.2028