Chlorine Dioxide (ClO₂) Biocide
CAS Number: 10049-04-4
Chlorine dioxide is a powerful oxidizing biocide effective across a wide pH range (4–10), outperforming chlorine in neutral-to-alkaline conditions. Supplied as a stabilized solution or on-site generator system for municipal water, cooling towers, and food processing disinfection.
Technical Specifications
| dosage | 0.1–0.5 mg/L residual |
| packaging | Generator kit or 1000 L IBC solution |
| appearance | Yellow-green gas (supplied as solution or generator system) |
| effective pH range | 4–10 |
| oxidation potential | 0.95 V |
| ClO2 solution concentration | 0.5–2.0 g/L |
Applications
- Municipal drinking water disinfection
- Cooling tower and cooling water biocide
- Food and beverage plant CIP disinfection
- Wastewater odor control and disinfection
- Legionella control in building hot/cold water systems
- Paper mill slime control
Key Features
- Effective across pH 4–10 — outperforms chlorine in alkaline conditions
- Does not form trihalomethanes (THMs) or haloacetic acids (HAAs)
- Penetrates biofilm more effectively than free chlorine
- On-site generation eliminates chlorine gas storage and transport hazards
- Approved for drinking water disinfection (EPA, WHO, EU)
Send Inquiry
More in Biocides
Benzalkonium Chloride (BKC)
8001-54-5
Bronopol (2-Bromo-2-Nitro-1,3-Propanediol)
52-51-7
CMIT/MIT Isothiazolinone 14%
55965-84-9
Cooling Tower Biocide Package (Oxidizing + Non-oxidizing)
N/A (blend)
DBNPA (2,2-Dibromo-3-Nitrilopropionamide)
10222-01-2
Glutaraldehyde 50%
111-30-8
Legionella Control Biocide for Cooling Systems
N/A (blend)
MIT (Methylisothiazolinone) 10%
2682-20-4