Dithionites and sulphoxylates; other than sodium
HS subheading 2831.90 identifies Dithionites and sulphoxylates; other than sodium — a six-digit classification under Chapter 28 used to set duty and paperwork.
Sourcing this category from India
Products classified under HS 2831.90 can be sourced from India across a range of clusters and price points. Use this page to understand where Dithionites and sulphoxylates; other than sodium sits in the tariff schedule, then explore the Indian sectors and products that supply it.
How to read this code
2831.90 is the six-digit HS subheading. Your destination country extends it to 8–10 digits and assigns the duty rate. India's preferential trade agreements (UAE CEPA, Australia ECTA, and others) can reduce or zero out that duty for many goods — check our import guides for your market.
Related codes in Dithionites and sulphoxylates
Import duty guides by destination
See full duty context and India-vs-rivals comparisons in our India comparison guides and export resource hub.
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