The Nasty Ingredient Library for Personal Care & Cleaning Products – By Naturopath Recomended

Tetrapotassium Pyrophosphate

Hazardous Classification (according to GHS)

HAZARDOUS

CAS Number

7320-34-5

Signal Word

WARNING

Hazard Pictograms

GHS07 - Exclamation mark - Low level toxicity. This includes respiratory, skin, and eye irritation, skin sensitisers and chemicals harmful if swallowed, inhaled or in contact with skin.
GHS07 – Exclamation mark – Low level toxicity. This includes respiratory, skin, and eye irritation, skin sensitisers and chemicals harmful if swallowed, inhaled or in contact with skin.

Hazard Statements & Categories

H319 Causes serious eye irritation (Class: (Corrosion) Damage/irritation – Eye, Category 2A)

Dangerous Goods for Transport (according to ADG)

Not classed as Dangerous Goods for Transport

Other names

Potassium pyrophosphate
Tetrapotassium diphosphate
TKPP
K4P2O7
Diphosphoric acid, tetrapotassium salt

What It Does

Chelating Agent, Emulsifier, Food additive, Modifier.

Notes

Not entered

Information Sources

https://redox.com/products/tetrapotassium-pyrophosphate-tkpp/

Last Updated

October 14, 2025

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