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Certification process - From application to certification ( document 100 )
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Certification scheme OK biobased (edition 01/01/2020):
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Certification scheme NEN biobased% (edition 11/2016):
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The significance of OK biobased (document 530):
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From ASTM D6866 to EN 16640 (document 531):
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Use of the OK biobased logo: Answers to frequently asked questions about permission to use and the specifications for the OK biobased logo (document 131):
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C14 dating system: Information document featuring the C14 dating system used for OK biobased certification (document 529):
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FAQ NEN-biobased% content vs OK biobased (document 536):
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General Product Certification Rules:
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Graphical Chart for the Use of the Logos (document 138):
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Certification process - From application to certification ( document 100 )
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Certification scheme OK compost INDUSTRIAL (edition 02/03/2012):
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Certification scheme OK compost HOME (edition 02/03/2012):
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Certification scheme OK biodegradable SOIL (edition 02/03/2012):
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Certification scheme OK biodegradable WATER (edition 01/03/2013):
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Certification scheme OK biodegradable MARINE (edition 01/04/2019):
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EN 13432 - Assessment of finished products (document 113)
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OK compost INDUSTRIAL, EN 13432 and similar standards (document 411)
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General Product Certification Rules:
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Graphical Chart for the Use of the Logos (document 138):
EN | FR | IT
Certification process - From application to certification ( document 100 )
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Certification scheme Seedling (NEW 2020-01):
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FAQ Seedling vs OK compost: Answers to questions regarding the Seedling registration/certification of products that are already OK compost certified and vice versa (document 432):
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General Product Certification Rules:
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EUBP Guidelines Seedling Logo:
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