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Broad-spectrum efficacy against bacteria, fungi, and algae in industrial water systems.
Stable performance across a wide pH range (pH 4–9) and tolerant to common water treatment additives.
Low toxicity profile with favorable environmental and handling safety characteristics per OECD guidelines.
Non-oxidizing chemistry prevents corrosion of ferrous and non-ferrous metals in cooling and process water systems.
Compatible with common scale inhibitors, dispersants, and other biostatic agents for synergistic treatment programs.
Cooling water systems in power generation and HVAC installations.
Process water circuits in paper & pulp manufacturing facilities.
Recirculating water systems in chemical and petrochemical plants.
Make-up water treatment for closed-loop industrial cooling towers.
Preservation of water-based metalworking fluids and hydraulic emulsions.
| Chemical Type | Isothiazolinone-based biocide blend |
| Product Form | Aqueous solution |
| Appearance | Clear, light yellow liquid |
| pH (1% aqueous solution) | 3.0 – 4.5 |
| Density (20°C) | 1.08 – 1.12 g/cm³ |
| Solubility | Completely miscible with water |
| Primary Applications | Industrial water treatment, metalworking fluid preservation |
| Key Features | Non-oxidizing, broad-spectrum, low-foaming, thermally stable |
Q1: What is Solvay Bricorr 50A Biocide primarily used for?
A: Solvay Bricorr 50A Biocide is a broad-spectrum preservative designed to control microbial growth—including bacteria, yeasts, and molds—in water-based industrial formulations such as coatings, adhesives, construction chemicals, and cleaning products.
Q2: Is Bricorr 50A compatible with common formulation ingredients like surfactants and thickeners?
A: Yes, Bricorr 50A exhibits good compatibility with many anionic, nonionic, and amphoteric surfactants, as well as common rheology modifiers and co-biocide systems—though compatibility should always be verified under actual formulation conditions and pH ranges.
Q3: How stable is Bricorr 50A in formulated products over time?
A: Bricorr 50A demonstrates excellent long-term stability in neutral to mildly alkaline aqueous systems and retains antimicrobial efficacy throughout typical shelf life when stored under recommended conditions (cool, dry, and protected from direct sunlight).
Q4: Does Bricorr 50A require pH adjustment for optimal performance?
A: While Bricorr 50A performs effectively across a broad pH range (approximately 4–10), maximum stability and biocidal activity are typically observed in mildly acidic to neutral environments; significant deviations may affect performance or compatibility and should be evaluated case by case.
Q5: What safety and handling considerations apply during formulation use?
A: As with all industrial biocides, appropriate personal protective equipment (PPE) such as gloves and eye protection should be worn during handling. Formulators must consult the Safety Data Sheet (SDS) for specific toxicological information, exposure controls, and disposal guidance prior to use.
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E-mail: wangxingqiang@ericwchem.com
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