About HSN Code 28352300
HSN Code 28352300 covers Phosphinates (hypophosphites), Phosphonates (phosphites) and Phosphates; Polyphosphates, Whether or not Chemically Defined - Phosphates : of Trisodium and attracts a GST rate of 5%. For intra-state supplies, this is split as 2.5% CGST + 2.5% SGST. For inter-state supplies, 5% IGST is charged. This code falls under the Chemicals & Materials sector (Paint, fertilizer, rubber, plastics, pharma).
How to Use HSN Code 28352300 on GST Invoices
- Include the HSN code 28352300 on every GST invoice for phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined - phosphates : of trisodium
- Businesses with turnover above ₹5 crore must use 6-digit HSN codes
- Turnover between ₹1.5–5 crore: 4-digit codes are sufficient
- The HSN code must match the product/service description on your invoice
- Incorrect HSN codes can lead to GST notices and ITC mismatches
Related HSN Codes
- 28351010 — Calcium Hypophosphite
- 28351020 — Magnesium Hypophosphite
- 28351090 — Other
- 28352200 — Of Mono-or Disodium
- 28352400 — Of Potassium
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Last verified: 2026-06-26 · Source: CBIC Master Tariff