# HS code 2919.90: Phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives

> HS code 2919.90 covers phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives, other than those classified in 2919.10. It sits in heading 29.19 (phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives) in chapter 29 (organic chemicals). Other goods of heading 29.19 are classified under 2919.10 (tris(2,3-dibromopropyl) phosphate). National tariff lines under 2919.90 are live on border.bot for the United States (5 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/291990
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 29](https://border.bot/hs-codes/29) / [29.19](https://border.bot/hs-codes/2919) / [2919.90](https://border.bot/hs-codes/291990)

## Key facts

- HS code: 2919.90
- Covers: Phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives
- Heading: [29.19: Phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives](https://border.bot/hs-codes/2919)
- Chapter: [29: Organic chemicals](https://border.bot/hs-codes/29)
- Edition: HS2022
- Duty in the United States: [See its 5 lines](https://border.bot/countries/united-states/hs-codes/291990)

## What this code covers

HS code 2919.90 covers phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives, other than those classified in 2919.10.

The legal text of the subheading is “Other”, in HS2022.

## What it doesn’t cover

Other goods of heading 29.19 are classified under 2919.10 (tris(2,3-dibromopropyl) phosphate).

- [2919.10](https://border.bot/hs-codes/291910) Tris(2,3-dibromopropyl) phosphate

## How it is structured

2919.90 is a six-digit subheading. Its first two digits, 29, are the chapter; the first four, 2919, are heading 29.19; the last two, 90, identify the subheading within the heading.

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

- Chapter 29: Organic chemicals
- Heading 29.19: Phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives
- Subheading 2919.90: Other

## In other countries

National tariff lines under 2919.90 are live on border.bot for the United States (5 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/291990): 5 lines, used by 1 other country

- Previous subheading: [2919.10](https://border.bot/hs-codes/291910) Tris(2,3-dibromopropyl) phosphate
- Next subheading: [2920.11](https://border.bot/hs-codes/292011) Thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: Parathion (ISO) and parathion-methyl (ISO) (methyl-parathion)

## Frequently asked questions

### What does HS code 2919.90 cover?

HS code 2919.90 covers phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives, other than those classified in 2919.10.

### Which heading and chapter is HS code 2919.90 in?

HS code 2919.90 is in heading 29.19 (phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives) in chapter 29 (organic chemicals).

### Where are goods of heading 29.19 classified when 2919.90 doesn’t fit?

Other goods of heading 29.19 are classified under 2919.10 (tris(2,3-dibromopropyl) phosphate).

### Which countries’ tariffs list national lines under HS code 2919.90?

National tariff lines under 2919.90 are live on border.bot for the United States (5 lines, 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/291990.json