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Highly effective broad-spectrum biocide targeting bacteria, fungi, and yeasts in industrial water systems.
Stable and active across a wide pH range (pH 4–9), ensuring consistent performance in diverse process conditions.
Low-foaming formulation suitable for high-shear and recirculating systems without compromising efficacy.
Compatible with common water treatment additives including corrosion inhibitors and scale dispersants.
Designed for controlled-release applications, supporting extended protection intervals and reduced dosing frequency.
Cooling water systems in power generation and HVAC installations.
Process water loops in paper & board manufacturing facilities.
Recirculating water circuits in metalworking fluid sumps and machining centers.
Make-up water treatment in industrial closed-loop systems.
Preservation of emulsions and aqueous-based formulations during storage and transport.
| Chemical Type | Isothiazolinone-based biocide blend (primarily 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one) |
| Product Form | Aqueous solution |
| Appearance | Clear, light yellow to amber liquid |
| pH (1% aqueous solution) | 3.0 – 5.0 |
| Density (at 20 °C) | 1.08 – 1.12 g/cm³ |
| Solubility | Completely miscible with water |
| Primary Applications | Industrial water treatment, metalworking fluids, paper mill systems, cooling towers |
| Key Features | Broad-spectrum activity, low-foaming, pH-stable, compatible with common water treatment chemistries |
Q1: What types of formulations is Nipacide CI 15 HS typically used in?
A: Nipacide CI 15 HS is widely applied in water-based industrial formulations, including architectural coatings, adhesives, sealants, and construction chemicals—where long-term protection against bacteria, yeasts, and molds is required during storage and in-service conditions.
Q2: How does Nipacide CI 15 HS differ from conventional isothiazolinone biocides?
A: CI 15 HS features a high-solids, low-volatility formulation that enhances stability in alkaline systems and reduces handling concerns associated with liquid isothiazolinone concentrates. Its optimized physical form supports easier integration and improved shelf-life compatibility in sensitive matrices.
Q3: Is Nipacide CI 15 HS suitable for use in products intended for indoor applications?
A: Yes—CI 15 HS is formulated to support low-odor performance and reduced volatility, making it appropriate for interior-use coatings and building materials where occupant exposure and air quality considerations are important.
Q4: What is the typical dosage range for effective preservation?
A: Effective dosage generally ranges from 0.1% to 2% by weight, depending on the formulation’s pH, water activity, raw material sensitivity, and target microbial spectrum. Optimization is recommended through challenge testing under representative conditions.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
