Bio-Ex Neutral Plus Synthetic bio-degradable foam concentrate

Bio-Ex Neutral Plus Foam Equipment
Model Code Neutral Plus
Model Info

Neutral Plus is a synthetic bio-degradable foam concentrate usable at 6% (at low as well as medium expansion) to neutralize acid and alkaline gaseous vapors. Based on a unique combination of surfactants and foam stabilizers, it makes a stable barrier impervious to toxic vapors.


  • Appearance: Orange gel
  • Specific gravity at 20°C: 1.05 ± 0.02 Kg/dm3
  • pH at 20°C: 7.0 ± 1.0
  • Viscosity at 20°C: 1500 mPa.s
  • Viscosity at -10°C: 1900 mPa.s
  • Sediments: < 0.1 %
  • Freezing point: - 13°C
  • Temperature of use: - 10°C / + 50°C

Foam Quality at 6 %:

  • Low Expansion: 10
  • Drainage time 25 %: 15 minutes
  • Medium Expansion: 60


Non-Reactive Chemicals

  • Applied at Medium Expansion over non reactive chemicals (acids and their aqueous solutions), amines, ammonia…
  • Minimum application rate: 10 l/
  • Foam blanket should be at least 1 metre high and continuously renewed until spill control

Reactive chemicals

  • Applied at Low Expansion and gentle application or Medium Expansion
  • Minimum application rate: 20 l/
  • Once vapors are neutralized, at least 10 centimeters thick foam blanket is maintained

Other Features:

  • Used only with tap water
  • Suitable with all kinds of known equipment
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