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Model: W612

• Ammonia nitrogen: 0.01–160 mg/L
• COD: 2–15,000 mg/L (segmented)
  Indication Error:
• Ammonia nitrogen:
  • Lower limit: 0.1 mg/L, upper limit: 2.0 mg/L
  • Error ≤ ±5%
• COD:
  • When COD ≤ 50 mg/L: error ≤ ±8%
  • When COD > 50 mg/L: error ≤ ±5%
    Repeatability: < ±2%
    Digestion Temperature:
• COD: 165°C ± 0.5°C
• Ammonia nitrogen: 120°C ± 0.5°C
  Batch Processing: 16 samples (expandable)
  Digestion Time:
• COD: 20 min
• Ammonia nitrogen: 15 min
  Digestion Mode: Sealed/open