Heading 2831: Dithionites and sulfoxylates:

From Chapter 28: Chapter 28

HTS Codes (10-Digit)

HTS Code Description General Duty
2831101000
Of sodium Sodium formaldehyde sulfoxylate
 Free
2831105000
Of sodium Other
 5.5%
2831900000
Dithionites and sulfoxylates Other
 5.5%