HSN Codes · Chapter 28: Inorganic Chemicals

HSN Code 28431090

Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — colloidal precious metals — other

Typical GST rate

Varies

Depends on sub-classification

Type

Goods

HSN classification

Code level

8-digit

Tariff item

Reading code 28431090

The first two digits (28) place this code in chapter 28 — Inorganic Chemicals. Heading 2843 groups the product family, and the remaining digits pin down this specific 8-digit classification. Remember: you can never invent a shorter code by truncating a longer one — only codes that exist in the official tariff are valid.

Industrial inorganic chemicals — acids, alkalis, oxides, and salts — plus compounds of precious and rare-earth metals.

Parent heading

2843 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals

Related codes in heading 2843

  • 28431010 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — colloidal precious metals — of gold
  • 28431020 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — colloidal precious metals — of silver
  • 28432100 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — silver nitrate — silver nitrate
  • 28432900 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — other — other
  • 28433000 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — gold compounds — gold compounds
  • 28439011 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — other compounds, amalgams — sodium aurous thiosulphate
  • 28439012 — Noble metal solutions of platinum, rhodium and palladium
  • 28439019 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — other compounds, amalgams — other
  • 28439020 — Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals — other compounds, amalgams — amalgams

Frequently asked questions

The GST rate under 28431090 depends on the specific item and applicable notifications. Check the classification with our HSN code finder and confirm the rate before invoicing.
Businesses with annual aggregate turnover of ₹5 crore or more must report at least 6 digits on e-invoices and e-way bills; below ₹5 crore, 4 digits is the B2B minimum. Exports require 8 digits.
Every line item on a GST tax invoice carries its HSN code alongside the description, quantity, taxable value, and tax breakup. The code also flows into your GSTR-1 HSN summary and e-way bills.

Related tools & guides

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