Nalco Stabrex ST40 is a stabilized bromine-based oxidizing biocide. It provides effective microbial control in cooling towers and evaporative condensers, even under high pH conditions.
Nalco Stabrex ST40
Product Name:
Nalco Stabrex ST40
Chemical Formula:
Bromine + NaOH + Sodium Bromide
Area of usage:
- Cooling towers
- Evaporative condensers
- Industrial recirculating cooling water
Recommended Dosage:
- 20–60 ppm depending on microbial contamination levels
Technical Data Summary:
- Appearance: Clear to yellowish liquid with chlorine-like odor
- pH: 12–13
- Solubility: Fully soluble in water
- Stability: Stable in alkaline solution; avoid acid contact
- Shelf Life: 12 months
Why Choose This Product / Key Benefits:
- Broad-spectrum microbial control (bacteria, fungi, algae)
- Effective at higher pH where chlorine loses efficacy
- Reduces biofilm formation and system fouling
FAQs:
Q: Is Stabrex safer than chlorine?
A: It provides better microbial control at high pH but must be handled with care due to strong oxidizing nature.
Q: Can it be used continuously?
A: Yes, but often applied in shock-dosing cycles for maximum effect.