2840110000 10
- Disodium tetraborate (refined borax)
2840110000 80
- - Anhydrous
2840190000 80
- - Other
2840191000 80
- - - Disodium tetraborate pentahydrate
2840199000 80
- - - Other
2840200000 80
- Other borates
2840201000 80
- - Borates of sodium, anhydrous
2840209000 80