1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 2: Crude materials, inedible, except fuels
  5. 27: Crude fertilizers other than division 56, and crude minerals
  6. 272: Crude fertilizers (excluding those of division 56)
  7. 2723: Natural calcium phosph.; nat. alumin. calc. phosph.
  8. 27232: Natural calcium phosphates, ground

27232: Natural calcium phosphates, ground

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