---
title: "2835 – Phosphinates (hypophosphites)…: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2835: Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or…"
canonical: "https://www.adhocs.ca/hs-codes/2835"
---

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

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 28](https://www.adhocs.ca/hs-codes/28)

8 subheadings. Each subheading links to its page, which lists its 10-digit codes, or to its only 10-digit code.

- [2835.10.00.00](https://www.adhocs.ca/hs-codes/2835.10.00.00) Phosphinates (hypophosphites) and phosphonates (phosphites)

## Phosphates

- [2835.22.00.00](https://www.adhocs.ca/hs-codes/2835.22.00.00) Of mono- or disodium
- [2835.24.00.00](https://www.adhocs.ca/hs-codes/2835.24.00.00) Of potassium
- [2835.25.00.00](https://www.adhocs.ca/hs-codes/2835.25.00.00) Calcium hydrogenorthophosphate ("dicalcium phosphate")
- [2835.26.00.00](https://www.adhocs.ca/hs-codes/2835.26.00.00) Other phosphates of calcium
- [2835.29.00.00](https://www.adhocs.ca/hs-codes/2835.29.00.00) Other

## Polyphosphates

- [2835.31](https://www.adhocs.ca/hs-codes/2835.31) Sodium triphosphate (sodium tripolyphosphate)
- [2835.39](https://www.adhocs.ca/hs-codes/2835.39) Other

## Other headings in this chapter

- Previous: [2834](https://www.adhocs.ca/hs-codes/2834) Nitrites; nitrates.
- Next: [2836](https://www.adhocs.ca/hs-codes/2836) Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.

[Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).