Sodium lauryl sulfate (sodium dodecyl sulphate) is a kind of anionic surfactant, dissolves in the water easily, compatibility
with anion and non-ionic, good performances on emulsifying, foaming, osmosis, detergency and de-centrality.
Other names: Sodium Lauryl Sulfate (SLS or K12); sodium dodecyl sulfate (SDS); sodium dodecyl sulphate (SDS)
Molecular formula: CH3(CH2)nOSO3Na, n=11,13
Specification
|
Item
|
Standard
|
|||||
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Standard
|
GB/T15963-2008
|
|||||
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Appearance
|
White powder
|
White needle
|
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Active ingredient (%, ≥)
|
92
|
93
|
95
|
92
|
93
|
95
|
|
Petroleum ether soluble substances (%, ≤)
|
1.5
|
1.5
|
1.2
|
1.5
|
1.5
|
1.5
|
|
Inorganic salts (NaCl+Na2SO4) (%, ≤)
|
5.5
|
4.5
|
2.5
|
4.5
|
3.5
|
2.0
|
|
Water (%, ≤)
|
2.5
|
2.5
|
2.0
|
3.5
|
3.5
|
3.0
|
|
pH (1% aq. solution)
|
7.5-9.5
|
7.5-9.5
|
8.0-9.5
|
7.5-9.5
|
7.5-9.5
|
7.5-9.5
|
|
Whiteness (WG, ≥)
|
90
|
90
|
90
|
90
|
90
|
90
|
Use:
* Detergency: tooth paste, shampoo, cosmetic, detergent, etc.
* Construction: plasterboard, additive of concrete, coating, etc.
* Pharmaceutical: Medicine, pesticide, etc.
* Leather: leather soft agent, wool cleaning agent, etc.
* Paper making: penetrant, flocculating agent, deinking agent, etc.
* Auxiliaries: textile auxiliaries, plastic auxiliaries, etc.
* Fire fighting: oil well fire fighting, fire fighting device, etc.
* Mineral choosing: mine flotation, coal water mixture, etc.
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