Specification :

Sodium Dodecyl Sulfate
Synonyms: sodium lauryl sulphate Lauryl sulfate sodium salt;
Sulfuric acid monododecyl ester sodium salt
CAS NO.: 151-21-3 EINECS : 205-788-1
Molecular formula C12H25NaO4S Molecular weight288.38

Specifications: (Standard: GB/T15963-1995 )
Item Specification
Standard Solid Product Liquid Product
Appearance White Powder Form White Needle Form Clear, light yellow
Active ingredient (%) e92 e93 e95 e92 e93 e95 Total Solid matter(%) e28
Petroleum ether soluble substances (%) d1.5 d1.5 d1.5 d1.5 d1.5 d1.5 d0.5
Inorganic salts (NaCl+Na2SO4) (%) d5.5 d4.5 d2.5 d4.5 d3.5 d1.5 d2.0
Water (%) d2.5 d2.5 d2.5 d3.5 d3.5 d3.5 -
pH (1% aq. Solution 25) 7.5~9.5 7.5~9.5 7.5~9.5 7.5~9.5 7.5~9.5 7.5~9.5 7.5~9.5
Whiteness (WG) e90 e90 e90 e90 e90 e90 -
Color (Hazen, 5% a.m. solution) - - - - - - d50
Properties:
Sodium Dodecyl Sulfate has good emulsifying, foaming, osmosis, detergency and dispersing performances. It can be dissolved in the water easily and is compatible with anion and non-ionic. Sodium Dodecyl Sulfate has fast biodegradation properties.
Usage
Sodium Dodecyl Sulfate can be widely used in different field as follows:
• Detergency: tooth paste, shampoo, cosmetic, detergent and so on.
• Construction: plasterboard, additive of concrete, coating and so on.
• Pharmaceutical: Medicine, pesticide and so on.
• Leather: leather soft agent, wool cleaning agent and so on.
• Paper making: penetrant, flocculating agent, deinking agent and so on.
• Auxiliaries: texitile auxiliaries, plastic auxiliaries and so on.
• Fire fighting: oil well fire fighting, fire fighting device and so on.
• Mineral choosing: mine flotation, coal water mixture and so on.
Package 
Powder and needle form products in craft-paper bags or woven bags, 20 Kg net weight.
Liquid form products in plastic barrels, 200 Kg net weight.
Storage 
Powder and needle form products , store in a cool, dry place. Avoid moisture and heat.
Liquid products, no excess press.
Keywords Sodium Dodecyl Sulfate; Lauryl sulfate sodium salt;
Sulfuric acid monododecyl ester sodium salt