Sodium Lauryl Sulphate Needles 92% (SLS)

Sodium Lauryl Sulphate Needles 92% (SLS) (CAS 151-21-3, molecular formula C12H25NaO4S) 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 92% 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 SLS, K12, Sodium Dodecyl Sulfate. 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

Powder detergent and toothpaste manufacture
High-foam personal care formulation
Emulsion polymerisation surfactant
Laboratory reagent in electrophoresis
Concrete air-entraining and foaming agent

Technical specification

Chemical name	Sodium Lauryl Sulphate Needles 92% (SLS)
Synonyms	SLS, K12, Sodium Dodecyl Sulfate
CAS number	151-21-3
Molecular formula	C12H25NaO4S
Appearance	White needles or powder
Active matter	92.0% min
Unsulphated matter	2.5% max
Sodium sulphate	3.0% max
pH (1% solution)	7.5 – 9.5
Moisture	3.0% max
Colour	White to off-white

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: Not regulated · Causes serious eye damage. 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.