Yttrium and/or yttrium compound

Yttrium and/or yttrium compound (substance)

active

Code	`767482001`
Semantic tag	substance
Module	international
Definition	primitive
Effective time	20180731

Parents (1)

1155940007Heavy metal and/or heavy metal compound substance

Children (3)

63754004Yttrium substance
45060004Yttrium compound substance
50491009Yttrium isotope substance