Molekula
Polyaluminium chloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Polyaluminium chloride is a coagulant used in water treatment to remove suspended particles and clarify liquids. It is a highly effective inorganic polymer with the molecular formula Al(OH)Cl₂, a molecular weight of 174.45, and a CAS number of 1327-41-9. It is stored at ambient temperatures and carries a signal word of Danger due to its corrosive nature. Molekula supplies polyaluminium chloride 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90036674 |
| CAS Number | 1327-41-9 |
| Molecular Formula | Al(OH)Cl2 |
| Molecular Weight | 174.45 |
| SMILES | [OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Cl-] |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28273200 |
| Tariff Code | 2827320000 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H290 May be corrosive to metals
- H318 Causes serious eye damage
Precautionary statements
- P234 Keep only in original container
- 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
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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 polyaluminium chloride used for?
It is primarily used as a coagulant in water and wastewater treatment to remove suspended particles and impurities.
What is the chemical formula and molecular weight of polyaluminium chloride?
The formula is Al(OH)Cl2 with a molecular weight of 174.45 g/mol.
How should polyaluminium chloride be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of polyaluminium chloride does Molekula supply?
Molekula supplies technical grade polyaluminium chloride suitable for industrial water treatment applications.
Can Molekula supply polyaluminium chloride in bulk?
Yes, Molekula can supply polyaluminium chloride in bulk quantities; please contact us for pricing and logistics.
What documentation comes with a purchase of polyaluminium chloride?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) compliant with GHS standards.
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.