Boron and/or boron compound (substance)
| Code | 290014000 |
|---|---|
| Semantic tag | substance |
| Module | international |
| Definition | primitive |
| Effective time | 20020131 |
312415009Chemical categorised structurally
substance
70597009Boron
substance
11555005Boron compound
substance
15458003Boron isotope
substance