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LC1879 Dodecyl hydrogen sulfate sodium salt
for ion pair chromatography


Order number Packaging Quantity Price €
AC28879 Plastic bottle 25 g 208.8


Product information
Synonyms Lauryl sulfate sodium salt
Hill Formula C12H25NaO4S
Chemical formula C12H25OSO2ONa
HS Code 2920 90 10
EC number 205-788-1
Molar mass 288.37 g/mol
CAS number 151-21-3


Chemical and physical data
Solubility 150 g/l (20 °C)
Melting point 204 – 207 °C
Molar mass 288.37 g/mol
Density 1.1 g/cm3 (20 °C)
Bulk density 490 – 560 kg/m3
pH value 6 – 9 (10 g/l, H2O, 20 °C)
Vapor pressure (20 °C)
Flash point >150 °C


Safety information according to GHS
Hazard Statement(s) H228: Flammable solid.
H302: Harmful if swallowed.
H311: Toxic in contact with skin.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) P210: Keep away from heat.
P280: Wear protective gloves.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Hazard Pictogram(s)
Storage class Flammable solids
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 11-21/22-36/37/38
Highly flammable.Harmful in contact with skin and if swallowed.Irritating to eyes, respiratory system and skin.
S Phrase S 26-36/37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.
Categories of danger highly flammable, harmful, irritant
Hazard Symbol




Transport information
Declaration (transport by sea) IMDG-Code UN 1325 FLAMMABLE SOLID, ORGANIC, N.O.S.(SODIUM DODECYL SULFATE), 4.1, III
Declaration (transport by air) IATA-DGR UN 1325 FLAMMABLE SOLID, ORGANIC, N.O.S.(SODIUM DODECYL SULFATE), 4.1, III


Toxicological data
LD 50 oral LD50 rat 1427 mg/kg
LD 50 dermal LD50 rabbit 580 mg/kg


Assay (acidimetric; calculated on dried substance) ≥ 99 %
Identity (IR-spectrum) passes test
pH-value (10 %; water) 6.0 – 7.5
– 200 nm; 0.005 mol/l; 1 cm; water
≥ 70 %
– 220 nm; 0.005 mol/l; 1 cm; water ≥ 90 %
– 250 nm; 0.005 mol/l; 1 cm; water ≥ 98 %
Loss on drying (120 °C, vacuum) ≤ 2 %