1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 7: Machinery and transport equipment
  5. 74: Other industrial machinery and parts
  6. 743: Pumps (excluding liquid), gas compressors & fans; centr.
  7. 7436: Filtering & purifying machinery, for liquid or gas
  8. 74361: Machinery for filtering & purifying waters

74361: Machinery for filtering & purifying waters

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