grotan® OS

Patented combination of preservative and oxygen scavenger for control of microbial growth and corrosion protection in oil and gas production

  • Broad, balanced spectrum of biocidal effect (incl. sulphate-reducing bacteria)
  • Good immediate effect as well as lasting activity
  • Prevention of microbiologically influenced corrosion (MIC)
  • Fast absorption of oxygen
  • Good anticorrosion properties
  • Sulfide scavenger
  • Completely soluble in water as well as soluble in oil
  • High efficacy and stability at high temperature
  • Biocide has CEFAS „Gold Banner“ classification according to Dutch and British Offshore Chemical Notification Scheme (OCNS)
  • Biocide has “Yellow” classification according to the Norwegian Harmonized Offshore Chemical Notification Format (HOCNF)
  • Completely biodegradable according to OECD 306 and non bio accumulating

Active substances

EINECS name CAS-No. EC-No.
3,3'-Methylenebis[5-methyloxazolidine] 66204-44-2 266-235-8
N,N-Diethylhydroxylamine 3710-84-7 223-055-4

Fields of application

Removal of oxygen and preservation of surface water for:

  • Water based drilling fluids
  • Completion and hydrotest fluids
  • Work over and packer fluids
  • Injection water
Use biocides safely. Always read the label and product information before use.

Product information

Chemical structure MBOzoom
Chemical structure MBO
Chemical  structure N,N-diethylhydroxylaminezoom
Chemical structure N,N-diethylhydroxylamine
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