Molekula
Aluminium sulfate hexadecahydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Aluminium sulfate hexadecahydrate is a water-soluble inorganic compound used in water treatment, dyeing, and as a mordant in textile processing. It appears as colorless to pale green crystals. CAS: 16828-11-8, Molecular formula: Al2(SO4)3 · 16H2O, Molecular weight: 630.40 g/mol. Store at ambient temperature. Hazard symbol: Danger. Molekula supplies Aluminium sulfate hexadecahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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500 g — $104.50 per pack
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1 kg — $105.90 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystal |
| pH | 2.5 |
| Chloride (Cl-) | ≤0.002% |
| Assay | 95.0 -100.0% |
| Heavy Metals (Pb) | ≤0.001% |
| Insoluble matter in water | ≤0.02% |
| Iron (Fe) | ≤0.003% |
| Ammonium (NH4+) | ≤0.005% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 38165725 |
| CAS Number | 16828-11-8 |
| Molecular Formula | Al2(SO4)3 · 16H2O |
| Molecular Weight | 630.40 |
| SMILES | O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Al+3].[Al+3] |
| UN Number | UN3260 |
| REACH Code | Y110 |
| HTS Code | 28332200 |
| Tariff Code | 2833220000 |
Safety & GHS
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Corrosive
GHS05
Hazard statements
- H290 May be corrosive to metals
- H318 Causes serious eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P310 Immediately call a POISON CENTER or doctor/physician
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is aluminium sulfate hexadecahydrate used for?
It is commonly used in water treatment for coagulation and flocculation, as well as in dyeing and tanning processes.
What is the chemical formula and molecular weight?
The formula is Al2(SO4)3 · 16H2O with a molecular weight of 630.40 g/mol.
How should aluminium sulfate hexadecahydrate be stored?
Store at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade is available?
Available in technical grade; please contact us for custom specifications or higher purity options.
Can Molekula supply it in bulk?
Yes, we can supply aluminium sulfate hexadecahydrate in bulk quantities—please contact our sales team for pricing and logistics.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.