# HS code 2828.10: Commercial calcium hypochlorite and other calcium hypochlorites

> HS code 2828.10 covers commercial calcium hypochlorite and other calcium hypochlorites. It sits in heading 28.28 (hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites) in chapter 28 (inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes). Other goods of heading 28.28 are classified under 2828.90 (other). National tariff lines under 2828.10 are live on border.bot for the United States (1 line, also used by 1 other country).

Source: https://border.bot/hs-codes/282810
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 28](https://border.bot/hs-codes/28) / [28.28](https://border.bot/hs-codes/2828) / [2828.10](https://border.bot/hs-codes/282810)

## Key facts

- HS code: 2828.10
- Covers: Commercial calcium hypochlorite and other calcium hypochlorites
- Heading: [28.28: Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites](https://border.bot/hs-codes/2828)
- Chapter: [28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes](https://border.bot/hs-codes/28)
- Edition: HS2022
- Duty in the United States: [See its 1 line](https://border.bot/countries/united-states/hs-codes/282810)

## What this code covers

HS code 2828.10 covers commercial calcium hypochlorite and other calcium hypochlorites.

The legal text of the subheading is “Commercial calcium hypochlorite and other calcium hypochlorites”, in HS2022.

## What it doesn’t cover

Other goods of heading 28.28 are classified under 2828.90 (other).

- [2828.90](https://border.bot/hs-codes/282890) Other

## How it is structured

2828.10 is a six-digit subheading. Its first two digits, 28, are the chapter; the first four, 2828, are heading 28.28; the last two, 10, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
- Heading 28.28: Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites
- Subheading 2828.10: Commercial calcium hypochlorite and other calcium hypochlorites

## In other countries

National tariff lines under 2828.10 are live on border.bot for the United States (1 line, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/282810): 1 line, used by 1 other country

- Previous subheading: [2827.60](https://border.bot/hs-codes/282760) Iodides and iodide oxides
- Next subheading: [2828.90](https://border.bot/hs-codes/282890) Other

## Frequently asked questions

### What does HS code 2828.10 cover?

HS code 2828.10 covers commercial calcium hypochlorite and other calcium hypochlorites.

### Which heading and chapter is HS code 2828.10 in?

HS code 2828.10 is in heading 28.28 (hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites) in chapter 28 (inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes).

### Where are goods of heading 28.28 classified when 2828.10 doesn’t fit?

Other goods of heading 28.28 are classified under 2828.90 (other).

### Which countries’ tariffs list national lines under HS code 2828.10?

National tariff lines under 2828.10 are live on border.bot for the United States (1 line, also used by 1 other country).

## Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Machine-readable: https://border.bot/hs-codes/282810.json