Skip to Content
MilliporeSigma
All Photos(1)

Documents

1.12533

Sigma-Aldrich

Sodium dodecyl sulfate

for biochemistry and surfactant tests

Sign Into View Organizational & Contract Pricing

Synonym(s):
Dodecyl sulfate sodium salt, Lauryl sulfate sodium salt, SDS, Dodecyl sodium sulfate
Empirical Formula (Hill Notation):
C12H25NaO4S
CAS Number:
Molecular Weight:
288.38
MDL number:
UNSPSC Code:
12352107
EC Index Number:
205-788-1
NACRES:
NA.21

Quality Level

potency

1427 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rabbit)

pH

6-9 (20 °C, 10 g/L in H2O)

mp

204-207 °C

transition temp

flash point >150 °C

solubility

>130 g/L

density

1.1 g/cm3 at 20 °C

bulk density

490‑560 kg/m3

storage temp.

15-25°C

InChI

1S/C12H26O4S.Na/c1-2-3-4-5-6-7-8-9-10-11-12-16-17(13,14)15;/h2-12H2,1H3,(H,13,14,15);/q;+1/p-1

InChI key

DBMJMQXJHONAFJ-UHFFFAOYSA-M

Related Categories

Application


  • Determination of 13 potential anti-obesity agents in hair by dispersive liquid-liquid microextraction-assisted UHPLC-MS/MS.: This study employs sodium dodecyl sulfate in a novel extraction technique for quantifying anti-obesity agents, showcasing its pivotal role in enhancing the sensitivity and accuracy of bioanalytical methods (Tang et al., 2024).

  • Sequestration of cyanide ions from aqueous medium by physio-chemically fabricated biochar of peels of banana and grape fruit in ecofriendly way.: Demonstrates the use of sodium dodecyl sulfate in enhancing the adsorption capacity of biochars, which is vital for environmental remediation technologies (Sillanpaa et al., 2024).

Analysis Note

Assay (two-phase titration): ≥ 99
Homologue purity C-12: ≥ 98
Identity (IR-spectrum): passes test
Solubility (Ethanol): passes test
Absorbance A (220-350 nm; 3 %; 1 cm; water): ≤ 0.10
Chloride (Cl): ≤ 0.01 %
Phosphate (PO₄): ≤ 0.0001 %
Heavy metals (as Pb): ≤ 0.0005 %
Water (according to Karl Fischer): ≤ 1

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Sol. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

4.1B - Flammable solid hazardous materials

wgk_germany

WGK 2

flash_point_f

338.0 °F

flash_point_c

170 °C


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 1

1 of 1

Sodium dodecyl sulfate BioUltra, for molecular biology, ≥99.0% (GC)

Sigma-Aldrich

71725

Sodium dodecyl sulfate

Protocols

Protocol for sample preparation for cell lysis and efficient protein extraction from cultured tissues and cells for subsequent Western blotting.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service