






Sodium Lauryl Sulfate needles (commonly recognized as SLS needles, K12, or SDS) represent an elite-grade anionic surfactant widely specified in industrial cleaning formulations, household detergents, cosmetics, and premium personal care products.
As a leading supplier of surfactants, Clean Chemical guarantees stable bulk supply, consistent active matter content, and highly competitive SLS needles prices for global international markets.
A supplier of high-quality anionic surfactants with excellent emulsifying and foaming properties. We supply premium-grade SDS in K12 Powder and Needles forms.
| Chemical Name | Sodium Dodecyl Sulfate / Sodium Lauryl Sulfate | |||
| Synonyms | SDS, SLS, K12, Dodecyl sodium sulfate | |||
| CAS Number | 151-21-3 | |||
| EINECS | 205-788-1 | |||
| Molecular Formula | C12H25NaO4S | |||
| Appearance | White to cream-colored powder or needles. | |||
| Forms | SLS Needle | SLS Powder | ||
| Active Substance (%) (Lab Grade) | >92 | >94 | >93 | >95 |
| Free Oil (%) | <3 | <3 | <3 | <3 |
| Inorganic sulfate (%) | <5 | <3 | <5.5 | <2.5 |
| pH Value (1% Sol) | 8 ~ 11 | 8 ~ 11 | 7 ~ 10 | 7 ~ 10 |
| Petroleum Ether Soluble | 1.5% Max | |||
| Packing | 20kg/25kg Composite Kraft Bag or Fiber Drum | |||
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Always refer to the Safety Data Sheet (SDS) before use. |
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Standardized 25kg Composite Kraft Bag.
Standardized 20kg Composite Bags.
Within 14-30 days after receiving your deposit.
📢 Ready to ship, Support OEM/customized Labels
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