---
title: "HSN Code for Double/Complex Silicates | HSN 28421000 GST Rate"
description: "Find HSN and GST Rates for 28421000 related to Double/Complex Silicates with BUSY Accounting - The reliable source for HSN and GST details in India."
canonical: "https://busy.in/hsn/hsn-28421000/"
---

# HSN Code 28421000: Double/Complex Silicates

- [Section 06: Guide to HSN Section 06](https://busy.in/hsn/section-06/)
- [Chapter 28: Inorganic Chemicals & Rare-Earth Metal Compounds](https://busy.in/hsn/chapter-28/)
- [Sub-chapter 2842: Inorganic salts](https://busy.in/hsn/sub-chapter-2842/)

## GST rates

| Description | CGST | SGST | IGST | CESS |
| --- | --- | --- | --- | --- |
| Salts and peroxysalts, of inorganic acids and metals : Double or complex silicates,including aluminosilicates,whether or not chemically defined | 9% | 9% | 18% | 0% |

## Frequently asked questions

### What products are classified under HSN 28421000 ?

It includes Double/Complex Silicates

### How should mixed supplies be billed when Double/Complex Silicates is sold with other items?

Use separate invoice lines per HSN and apply the correct rate per line (e.g., Varies for Double/Complex Silicates; Nil for exempt items if applicable).

### How much GST applies to Double/Complex Silicates?

Under HSN 28421000, Double/Complex Silicates attracts Varies when sold in taxable form. Describe the exact form on the invoice.

### Can we claim ITC on inputs used to trade Double/Complex Silicates?

If your outward supply is taxable, eligible ITC is available subject to general restrictions. For exempt/Nil supplies, reverse credit per Rule 42.

### Do e‑way bill and e‑invoice apply for Double/Complex Silicates?

e‑Way bill is needed above ₹50,000 consignment value (subject to exemptions). e‑Invoicing is turnover‑based (presently AATO > ₹5 crore) for B2B supplies.

### Any common misclassification issue with Double/Complex Silicates?

Use the exact HSN and describe the form/grade. For multi‑line invoices, apply the rate per line to avoid wrong tax collection.

## India's trade performance: HSN Code 28421000 (FY 2024-25)

Source: TradeStat EIDB, Ministry of Commerce & Industry. Values in ₹ Crore (FY 2018-19 to FY 2024-25).

- Exports: ₹159 Cr (+1.69% YoY) — 0.0043% of India's total exports
- Imports: ₹295 Cr (−16.34% YoY) — 0.0049% of India's total imports
- Trade balance: −₹137 Cr (Deficit); surplus rank #11037 of 12657 HSN codes
- Share of Sub-Chapter 2842: 81.07% of its exports; import side 36.25%
- Rank within Sub-Chapter 2842: #1 of 4 by export value; import-side #2

### Key metrics

- Export CAGR: 14.96% (FY 2018-19 to FY 2024-25, 7 fiscal years)
- National export rank: #2097 of 12657 HSN codes by export value (FY 2024-25)
- Peak growth year: +32.83% in FY 2023-24
- Contribution to Sub-Ch. 2842: 81.07% of its exports (FY 2024-25)

## India export-import trade statistics: HSN Code 28421000

7-year export and import data, FY 2018-19 to FY 2024-25, in ₹ Crore. Source: Ministry of Commerce & Industry, TradeStat EIDB.

| FY | Exports (₹ Cr) | Exp share | Exp YoY | Exp % of Sub-Ch. 2842 | Imports (₹ Cr) | Imp share | Imp YoY | Imp % of Sub-Ch. 2842 | Trade balance | Exp rank |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| FY 2018-19 | 68.69 | 0.0030% | — | 74.06% | 67.51 | 0.0019% | — | 56.58% | +1.18 | #2447 |
| FY 2019-20 | 76.38 | 0.0035% | +11.20% | 79.93% | 149.61 | 0.0045% | +121.61% | 69.18% | −73.23 | #2332 |
| FY 2020-21 | 72.68 | 0.0034% | −4.84% | 74.50% | 231.55 | 0.0079% | +54.77% | 74.55% | −158.87 | #2435 |
| FY 2021-22 | 90.92 | 0.0029% | +25.10% | 69.52% | 239.82 | 0.0052% | +3.57% | 72.51% | −148.90 | #2553 |
| FY 2022-23 | 117.38 | 0.0032% | +29.10% | 80.86% | 300.84 | 0.0052% | +25.44% | 66.55% | −183.46 | #2328 |
| FY 2023-24 | 155.92 | 0.0043% | +32.83% | 84.97% | 353.10 | 0.0063% | +17.37% | 44.72% | −197.18 | #2062 |
| FY 2024-25 | 158.56 | 0.0043% | +1.69% | 81.07% | 295.39 | 0.0049% | −16.34% | 36.25% | −136.83 | #2097 |

- CAGR (7-year): exports 14.96%/yr, imports 27.89%/yr (consistently Deficit)

## Key trade insights: HSN Code 28421000 export-import analysis

### Consistent export growth: 14.96% CAGR over 7 years

India's exports under HSN Code 28421000 have grown at a compound annual rate of 14.96% over 7 fiscal years, rising from ₹68.69 Crore in FY 2018-19 to ₹158.56 Crore in FY 2024-25.

### HSN Code 28421000 ranked #2097 among all 12657 HSN codes by export value

In FY 2024-25, HSN Code 28421000 ranks #2097 out of 12657 HSN codes by total export value. Within Sub-Chapter 2842, it ranks #1 of 4. By trade surplus, it ranks #11037 of 12657.

### FY 2023-24 was the strongest growth year for HSN Code 28421000 exports

The strongest single-year export movement for HSN Code 28421000 was recorded in FY 2023-24, when exports surged by 32.83% over the prior year.

### India records a trade deficit of ₹136.83 Crore in HSN Code 28421000 goods

In FY 2024-25, India's imports of ₹295.39 Cr exceeded exports of ₹158.56 Cr, resulting in a trade deficit of ₹136.83 Crore — ranking #11037 of 12657 by surplus magnitude.

### Import growth of 27.89% CAGR signals rising demand for Double/Complex Silicates

India's imports under HSN Code 28421000 have grown at 27.89% CAGR, reaching ₹295.39 Crore in FY 2024-25.

### HSN Code 28421000 contributes 81.07% of Sub-Chapter 2842 exports — ranked #1

Among the 4 HSN codes under Sub-Chapter 2842, HSN Code 28421000 ranks #1 by export value — accounting for 81.07% of the sub-chapter's total exports in FY 2024-25. On the import side, it holds 36.25% share (rank #2).

## Related HSN Codes in Sub-Chapter 2842

Ranked by export value (FY 2024-25).

| Rank | HSN Code | Exports (FY 2024-25) |
| --- | --- | --- |
| #1 | HSN Code 28421000: Double/Complex Silicates (this hsn code) | ₹159 Cr |
| #2 | [HSN Code 28429090: Salts & Peroxysalts: Other](https://busy.in/hsn/hsn-28429090/) | ₹35 Cr |
| #3 | [HSN Code 28429010: Arsenites & Arsenates](https://busy.in/hsn/hsn-28429010/) | ₹2 Cr |
| #4 | [HSN Code 28429020: Bichromates & Dichromates](https://busy.in/hsn/hsn-28429020/) | < ₹1 Crore |