Description
Benzalkonium Chloride 80% (BKC)
Benzalkonium Chloride 80% (BKC) (CAS 8001-54-5, molecular formula C6H5CH2N(CH3)2RCl) is a formulation raw material used by detergent, personal care and industrial cleaning manufacturers who need stable active matter and reproducible performance. China Chemicals supplies it at Active matter 80% min in pack sizes from 1 kg through to 500 kg Pallet, so laboratory trial quantities and full production volumes can be sourced from the same specification.
It is also traded as BKC, Quaternary Ammonium Compound, Alkyl Dimethyl Benzyl Ammonium Chloride. Every consignment ships with a batch-specific Certificate of Analysis and the current Safety Data Sheet, and material is stored and picked under stock rotation so you receive product well inside its shelf life.
Typical applications
- Biocide in cooling towers and industrial water
- Hard surface disinfectant formulation
- Algaecide in swimming pools
- Preservative in personal care products
- Oilfield bactericide and corrosion inhibitor
Technical specification
| Chemical name | Benzalkonium Chloride 80% (BKC) |
|---|---|
| Synonyms | BKC, Quaternary Ammonium Compound, Alkyl Dimethyl Benzyl Ammonium Chloride |
| CAS number | 8001-54-5 |
| Molecular formula | C6H5CH2N(CH3)2RCl |
| Appearance | Pale yellow viscous liquid |
| Active matter | 80.0% min |
| Free amine | 2.0% max |
| pH (10% solution) | 6.0 – 8.0 |
| Colour (APHA) | 100 max |
| Water | 18% max |
| Alkyl distribution | C12 – C16 |
Values above are typical and are confirmed on the Certificate of Analysis issued against each batch. Tighter specifications can be quoted where a process requires them.
Packaging and supply
Available in 1 kg, 5 kg, 25 kg Drum, 500 kg Pallet. Bulk, road tanker and export drum quantities are quoted on request, including FOB and CIF terms for international shipment. Pricing shown is per pack in USD, exclusive of freight and any applicable duties.
Handling and safety
Transport classification: UN1760 · Corrosive, Class 8. Store in the original closed container in a cool, well-ventilated area away from incompatible materials, and handle using appropriate personal protective equipment. Read the Safety Data Sheet in full before use — it is issued with every order and is available on request before purchase.
Supply to industry only. Products are sold for legitimate industrial, laboratory and manufacturing use. We may request end-use details and business registration before releasing an order.






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