1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 2)
  4. 2: Crude materials, inedible, except fuels
  5. 27: Crude fertilizers and crude materials (excluding coal)
  6. 271: Fertilizers, crude
  7. 2713: Natural calcium phosphat., natural aluminium calcium phosphate
  8. 27131: Natural calcium phosphates unground

27131: Natural calcium phosphates unground

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