on1 seoi2氨水
Jyutpingon1 seoi2
Yaleōn séui
Definition
Ammonium hydroxide, ammonia solution, or ammonia water.
neutralother
How it's used
Ammonia water is primarily used in industrial cleaning or laboratory settings in Hong Kong. It is rarely encountered in daily household contexts unless one is dealing with specific heavy duty cleaning agents. The term is strictly technical and carries a strong, pungent chemical connotation.
Measure word
zeon1樽jēunExamples
Make sure you don't smell too much ammonia.
Related words
Common phrases
a bottle of ammonia water
Common mistake
Learners often confuse this with general household cleaners, but it is a specific chemical solution. It should never be used interchangeably with common detergents or bleach.
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- In 30 secondsThe whole language at a glance. No tenses, no plurals, six tones, sentence particles. Read this before you dive into any specific topic.
- ParticlesSentence particles add tone, emotion, and nuance. Learn the most common particles in Cantonese and how to use them.
- Possession (嘅)How to say my, your, and his, and how to link a describing word to a noun, all with the little word 嘅 (ge3).



