aluminum ammonium sulfate: meaning, definition, pronunciation and examples
Very low frequency (Highly specialized technical term)Technical / Scientific / Industrial
Quick answer
What does “aluminum ammonium sulfate” mean?
A white crystalline double salt of aluminum sulfate and ammonium sulfate, used primarily as a mordant in dyeing and water purification.
Audio
Pronunciation
Definition
Meaning and Definition
A white crystalline double salt of aluminum sulfate and ammonium sulfate, used primarily as a mordant in dyeing and water purification.
The compound also finds use in paper manufacturing, tanning, food processing (as an acidity regulator and firming agent), fireproofing textiles, and in the production of certain pharmaceuticals and cosmetic astringents. It is known for its astringent properties.
Dialectal Variation
British vs American Usage
Differences
The British spelling is typically 'aluminium ammonium sulphate'. The primary difference is the spelling of 'aluminum/aluminium' and 'sulfate/sulphate'.
Connotations
No difference in connotations; the term is purely technical in both varieties.
Frequency
Usage frequency is equally low and specialized in both varieties.
Grammar
How to Use “aluminum ammonium sulfate” in a Sentence
[substance] is used as [function][process] involves [quantity] of [substance][substance] acts as [agent] in [process]Vocabulary
Collocations
Examples
Examples of “aluminum ammonium sulfate” in a Sentence
adjective
British English
- The aluminium ammonium sulphate solution was prepared.
- An aluminium ammonium sulphate mordant is traditional.
American English
- The aluminum ammonium sulfate reagent is hygroscopic.
- An aluminum ammonium sulfate additive is listed.
Usage
Meaning in Context
Business
In purchasing and supply chain contexts related to textile dyeing, paper manufacturing, or water treatment chemicals.
Academic
In chemistry, chemical engineering, materials science, and industrial process textbooks or research papers.
Everyday
Virtually never used in everyday conversation.
Technical
Standard term in technical specifications, safety data sheets (SDS), industrial recipes, and process descriptions for dyeing, tanning, water treatment, and food processing.
Vocabulary
Synonyms of “aluminum ammonium sulfate”
Neutral
Weak
Watch out
Common Mistakes When Using “aluminum ammonium sulfate”
- Misspelling as 'aluminium ammonium sulphate' (UK) or 'aluminum ammonium sulfate' (US) inconsistently.
- Confusing it with potassium alum (potassium aluminum sulfate).
- Incorrect pronunciation stress, e.g., on 'lum' instead of 'lu'/'lin'.
FAQ
Frequently Asked Questions
In its pure, industrial form, it can be an irritant to eyes, skin, and respiratory system and should be handled with appropriate precautions. In highly purified forms, it is approved for specific uses in food and cosmetics.
'Alum' broadly refers to a class of double sulfate salts. Aluminum ammonium sulfate is one specific type of alum, often called 'ammonium alum'. Potassium aluminum sulfate is another common type ('potassium alum').
'Aluminum' is the standard spelling in American English, following the original coinage. 'Aluminium' is the standard spelling in British and International English, following IUPAC recommendations to align with other element names like sodium, potassium, etc.
Typically not as a pure chemical. You might find it as an ingredient in certain baking powders (as an acid regulator), in styptic pencils to stop minor bleeding from shaving cuts, or in some water purification tablets, but it will be listed by name or as 'ammonium alum'.
A white crystalline double salt of aluminum sulfate and ammonium sulfate, used primarily as a mordant in dyeing and water purification.
Aluminum ammonium sulfate is usually technical / scientific / industrial in register.
Aluminum ammonium sulfate: in British English it is pronounced /ˌæl.ʊˈmɪn.i.əm əˈməʊ.ni.əm ˈsʌl.feɪt/, and in American English it is pronounced /əˈluː.mə.nəm əˈmoʊ.ni.əm ˈsʌl.feɪt/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think 'AA SALT': **A**luminum **A**mmonium **S**ulf**ATE** is a double salt used in dying (A for Aluminum, A for Ammonium).
Conceptual Metaphor
N/A. The term is a literal label for a chemical entity; it does not typically generate conceptual metaphors.
Practice
Quiz
What is a primary industrial use of aluminum ammonium sulfate?