# 2835 — Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined

HS code 2835 classifies Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined. It belongs to Chapter 28 (Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes) of Section VI (Products of the chemical or allied industries) of the Harmonized System.

> Section VI · Products of the chemical or allied industries
> Chapter 28 · Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

**HS code:** `2835`

## Description

Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined

## Subheadings

- `283510` — Phosphinates (hypophosphites) and phosphonates (phosphites)
- `283522` — Of mono- or disodium
- `283524` — Of potassium
- `283525` — Calcium hydrogenorthophosphate (‘dicalcium phosphate’)
- `283526` — Other phosphates of calcium
- `283529` — Other
- `283531` — Sodium triphosphate (sodium tripolyphosphate)
- `283539` — Other

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Source: https://hscode.eximagent.ai/28/2835
Last updated: 2026-06-03
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