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Surfactants & Detergents

Sodium Lauryl Sulphate (Needle Shape)

RA002399 CAS 151-21-3 Extra Pure

Identity

Product code
RA002399
CAS number
151-21-3
Grade
Extra Pure
Molecular formula
C12H25NaO4S
Molecular weight
288.38

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Partition coefficient Log Pow octanol / water at 20°C 1.6 —
Colour Off white to pale yellow —
Odour Slight fatty odour —
pH value 7.2 —
Melting point/ Freezing point [°C] 204 - 207 °C °C
Flammability (solid, gas) The substance or mixture is a flammable solid with the subcategory 1 —
Flash point [°C] Min 100 °C °C
Density [g/cm3] 0.37 g/cm3 g/cm3
Solubility in water [% weight] Soluble in water —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance Off-white to pale yellow needles — —
Washing active substances Min 91.0 % % —
Density (25 °C) Approx. 450 g/L g/L —
pH 8.5 - 10.5 — —
Sodium sulphate Approx. 2.0 % % —
Unsulphated fractions Max 3.0 % % —
Sodium Chloride Max 0.5 % % AgNO3 titration
Water Max 7.5 % % —

Packaging

Pack size SKU
25 kg RA002399-PK-25KG
500 g RA002399-PK-500G
50 kg RA002399-PK-50KG
5 kg RA002399-PK-5KG