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PCE
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CPC Main Group
C09H 1/00

Pretreatment of collagen-containing raw materials for the manufacture of glue

2 direct subcodes

Child Classifications

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  • C09H 1/02 of bones (defatting bones C11B)
  • C09H 1/04 of hides, hoofs, or leather scrap (recovery of tanning agents C14C)