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75746 Sigma-Aldrich

Sodium dodecyl sulfate

≥99.0% (GC), dust-free pellets

Synonym: Dodecyl sodium sulfate, Dodecyl sulfate sodium salt, Lauryl sulfate sodium salt, SDS, Sodium lauryl sulfate

  • CAS Number 151-21-3

  • Linear Formula CH3(CH2)11OSO3Na

  • Molecular Weight 288.38

  •  Beilstein Registry Number 3599286

  •  EC Number 205-788-1

  •  MDL number MFCD00036175

  •  eCl@ss 39093306

  •  PubChem Substance ID 329766677

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Properties

Related Categories Alkyl Sulfates, Anionic Detergents, Antigen-Vaccine Preparation, Biochemicals and Reagents, Building Blocks,
description   anionic
InChI Key   DBMJMQXJHONAFJ-UHFFFAOYSA-M
assay   ≥99.0% (GC)
mol wt   average mol wt 18,000
aggregation number   62
loss   ≤5% loss on drying
CMC   7-10
mp   204-207 °C (lit.)
transition temp   cloud point >100 °C(lit.)
solubility   H2O: soluble 0.29 gm in 10ml, clear, colorless
  H2O: 0.1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤200 mg/kg
cation traces   Ca: ≤25 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤10 mg/kg
  K: ≤200 mg/kg
  Mg: ≤20 mg/kg
  Mn: ≤5 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg
HLB   40(lit.)

Description

Application

Anionic detergent

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Precautionary statements 
RIDADR 
UN1325 - class 4.1 - PG 3 - Flammable solids, organic, n.o.s., HI: all
WGK Germany 
2
RTECS 
WT1050000
Flash Point(F) 
338 °F
Flash Point(C) 
170 °C

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