Chloramine B CAS 127-52-6

Chemical Name: Chloramine B
Synonyms: Sodium benzenesulfochloramide
CAS No.: 127-52-6
Molecular Formula: C6H5ClNNaO2S
Molecular weight: 213.62
Appearance: white powder
Assay: 99%

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Chloramine B (CAS 127-52-6) Ultimate User Guide 2025

Table of Contents

1. Product Overview & Specifications

Parameter Chloramine B Chloramine T
CAS Number 127-52-6 127-65-1
Molecular Formula C6H5ClNNaO2S·3H2O C7H7ClNNaO2S·3H2O
Active Chlorine Content 26-28% 23-26%
pH Stability Range 6.0-9.0 5.5-8.5
Decomposition Temperature 180-185°C 170-175°C

2. Key Applications & Industrial Uses

2.1 Water Treatment Solutions

Municipal water systems use Chloramine B for:

  • Legionella control in cooling towers
  • Biofilm removal in distribution pipelines
  • Emergency disinfection during contamination events

2.2 Healthcare Applications

  • Surface disinfection: 0.1-0.5% solutions for medical equipment
  • Wound irrigation: 0.02% stabilized solutions
  • Antiseptic formulations for surgical scrub

3. Usage Guidelines & Best Practices

Application Concentration Contact Time
Drinking Water 2-4 mg/L ≥30 minutes
Surface Disinfection 0.5% solution 10-15 minutes
Instrument Sterilization 1% solution 30-60 minutes

4. Comparative Analysis with Alternatives

Disinfectant Residual Effect THM Formation Corrosivity
Chloramine B 72-96 hours Low Moderate
Sodium Hypochlorite 4-6 hours High High
Chlorine Dioxide 24-48 hours None Low

5. Real-World Case Studies

Case 1: Urban Water Utility Upgrade

Client: Tianjin Water Group Co., Ltd. (China)
Challenge: Reduce chlorinous odors in tap water
Solution: Implemented 3.2 mg/L Chloramine B dosage
Results: 78% odor reduction, 40% lower THM levels

Case 2: Hospital Infection Control

Client: Bangkok General Hospital (Thailand)
Challenge: MRSA contamination in ICU
Solution: 0.3% Chloramine B fogging protocol
Results: 92% pathogen reduction within 2 weeks

6. Technical Consultation & Ordering

Contact our chemical experts for:

  • Custom concentration formulations
  • Bulk purchasing (25kg drums to ISO containers)
  • MSDS and regulatory compliance support

Email: info@vivalr.com
Phone: (86) 15866781826

Request a FREE technical consultation or quote for bulk orders.

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