DIFF Subgroup Additional Only
Y10T 428/2982 Particulate matter [e.g., sphere, flake, etc.]
Full Title
Stock material or miscellaneous articles > Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof > Particulate matter [e.g., sphere, flake, etc.]
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Note: 3 CPC extensions are marked as secondary classification only.