Sodium dodecyl sulfate

Names and Identifiers

IUPAC name

sodium dodecyl sulfate

Synonyms

月桂基硫酸盐钠盐十二烷基硫酸钠Dodecyl sodium sulfateSodium lauryl sulfateDodecyl sulfate 钠盐Sodium dodecyl sulfateSDSDodecyl sulfate sodium saltLauryl sulfate sodium salt

IUPAC Traditional name

sodium dodecyl sulfate

Registration numbers

MDL Number

Beilstein Number

EC Number

CAS Number

PubChem SID

Properties

Product Information

Antion Traces

phosphate (PO43-): ≤1 mg/kg

chloride (Cl-): ≤200 mg/kg

Cation Traces

Fe: ≤5 mg/kg

Mg: ≤5 mg/kg

Mn: ≤5 mg/kg

Co: ≤5 mg/kg

K: ≤200 mg/kg

Cu: ≤5 mg/kg

Ni: ≤5 mg/kg

Ca: ≤10 mg/kg

Cr: ≤5 mg/kg

Pb: ≤5 mg/kg

Zn: ≤5 mg/kg

Cd: ≤5 mg/kg

Linear Formula

CH3(CH2)11OSO3Na

Mol. Weight

micellar avg mol wt 18,000

Description

anionic

Loss on Drying

≤5% loss on drying

Purity

≥98.0% (GC)

Physical Property

Flash Point

180 °C

356 °F

Critical Micelle Concentration

7-10 mM(20-25°C)

Hydrophilic Lipophilic Balance

Transition Temperature

cloud point >100 °C

Solubility

H2O: soluble0.1 M at 20 °C, clear, colorless

Aggregation Number of Micelle

Melting Point

204-207 °C(lit.)

Safety Information

European Hazard Symbols

Flammable (F)

Harmful (Xn)

Risk Statements

11-21/22-36/37/38

GHS Pictograms

Flammable gases, category 1

Flammable aerosols, categories 1,2

Flammable liquids, categories 1,2,3

Self-reactive substances and mixtures, Types B,C,D,E,F

Pyrophoric liquids, category 1

Pyrophoric solids, category 1

Self-heating substances and mixtures

Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3

Organic peroxides, Types B,C,D,E,F

Corrosive to metals, category 1

Skin corrosion, categories 1A,1B,1C

Serious eye damage, category 1

Acute toxicity (oral, dermal, inhalation), categories 1,2,3

GHS Precautionary statements

P210-P261-P280-P305+P351+P338-P312

Personal Protective Equipment

Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges

RTECS

WT1050000

GHS Signal Word

Danger

MSDS Link

Download link

RID/ADR

UN 2926 4.1/PG 2

Safety Statements

26-36/37

UN Number

2926