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Sodium dodecyl sulfate_Molecular_structure_CAS_151-21-3)
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Sodium dodecyl sulfate

Catalog No. L3771 Name Sigma Aldrich
CAS Number 151-21-3 Website http://www.sigmaaldrich.com
M. F. C12H25NaO4S Telephone 1-800-521-8956
M. W. 288.37927 Fax
Purity ≥98.5% (GC) Email
Storage Chembase ID: 694

SYNONYMS

Title
十二烷基硫酸钠
IUPAC name
sodium dodecyl sulfate
IUPAC Traditional name
sodium dodecyl sulfate
Synonyms
SDS
Dodecyl sulfate 钠盐
Sodium lauryl sulfate
月桂基硫酸盐 钠盐
Dodecyl sodium sulfate

DATABASE IDS

Beilstein Number 3599286
MDL Number MFCD00036175
EC Number 205-788-1
PubChem SID 24896351
CAS Number 151-21-3

PROPERTIES

Antion Traces chloride (Cl-): ≤500 ppm
Antion Traces phosphate (PO43-): ≤10 ppm
Cation Traces heavy metals (as Pb): ≤10 ppm
Description anionic
Foreign Activity DNase, RNase, none detected
Grade for molecular biology
Mol. Weight micellar mol wt 18,000
Purity ≥98.5% (GC)
Suitability suitable for electrophoresis
Absorption Wavelength A3%/260 ≤0.1
Absorption Wavelength A3%/280 ≤0.1
Aggregation Number of Micelle 62
Critical Micelle Concentration 7-10 mM(20-25°C)
Flash Point 180 °C
Flash Point 356 °F
Hydrophilic Lipophilic Balance 40
Melting Point 204-207 °C(lit.)
Transition Temperature cloud point >100 °C
Turbidity <2.5 NTU
GHS Pictograms GHS02
GHS Pictograms GHS05
GHS Pictograms GHS06
GHS Signal Word Danger
GHS Hazard statements H228-H302-H311-H315-H318-H335
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Harmful Harmful (Xn)
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
GHS Precautionary statements P210-P261-P280-P305 + P351 + P338-P312
RID/ADR UN 2926 4.1/PG 2
Risk Statements 11-21/22-36/37/38
RTECS WT1050000
Safety Statements 26-36/37
Hazard Class 4.1
UN Number 2926
Packing Group 2
German water hazard class 2

DETAILS

Description (简体中文)
Analysis Note
针对用于变性聚丙烯酰胺凝胶电泳进行了测试。
Application
用于使进行变性聚丙烯酰胺凝胶电泳的蛋白溶解和变性。大部分蛋白以每克蛋白 1.4g SDS 的比率结合 SDS。蛋白质本身所带的电荷与由结合 SDS 提供的总负电荷相比将变得微不足道。每种蛋白的荷质比基本相同,并将仅根据其自身的大小在凝胶中迁移。
阴离子洗涤剂

REFERENCES