Skip to content

Chapter 28 · Inorganic chemicals, compounds of precious metals, rare-earth metals and isotopes

HSN code 2831 — chemicals list

5 products in our catalogue fall under HSN heading 2831. Eight-digit codes shown are indicative. Your customs broker confirms final classification.

Sodium dithionite chemical structure

Sodium dithionite

CAS: 7775-14-6
Formula: Na₂O₄S₂
MW: 174.11 g/mol

VQ-000970

LR

Sodium formaldehyde sulfoxlate, LR ≥85% chemical structure

Sodium formaldehyde sulfoxlate, LR ≥85%

CAS: 149-44-0
Formula: CH₄NaO₃S
MW: 119.1 g/mol

VQ-020542

IP/USP / LR

Sodium formaldehyde sulphoxylate, IP/USP, LR chemical structure

Sodium formaldehyde sulphoxylate, IP/USP, LR

CAS: 149-44-0
Formula: CH₄NaO₃S
MW: 119.1 g/mol

VQ-020644

Synthesis

Sodium formaldehydesulphoxylate chemical structure

Sodium formaldehydesulphoxylate

CAS: 6035-47-8
Formula: CH₇NaO₅S
MW: 154.12 g/mol

VQ-010972

AR

Sodium Hydrosulphite, AR ≥87.0% chemical structure

Sodium Hydrosulphite, AR ≥87.0%

CAS: 7775-14-6
Formula: Na₂O₄S₂
MW: 174.11 g/mol

VQ-046928