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Merck

1.13760

Sodium dodecyl sulfate

greener alternative

LAB

Synonym(s):

Dodecyl sulfate sodium salt, Lauryl sulfate sodium salt, SDS, Dodecyl sodium sulfate

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About This Item

Empirical Formula (Hill Notation):
C12H25NaO4S
CAS Number:
151-21-3
Molecular Weight:
288.38
UNSPSC Code:
12352107
EC Index Number:
205-788-1
NACRES:
NA.21
MDL number:
MFCD00036175

Product Name

Dodecyl sulfate sodium salt, LAB

SMILES string

[Na+].[S](=O)(=O)([O-])OCCCCCCCCCCCC

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

form

powder

potency

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

Quality Level

100

greener alternative product characteristics

Catalysis
Learn more about the Principles of Green Chemistry.

sustainability

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technique(s)

: suitable using cell culture | mammalian: suitable

pH

6-9 (20 °C, 10 g/L in H2O)

mp

204-207 °C

solubility

>130 g/L

density

1.1 g/cm3 at 20 °C

bulk density

490‑560 kg/m3

application(s)

(Western Blot)

greener alternative category

Aligned

storage temp.

15-25°C

Related Categories

Analysis Note

Assay (two-phase titration): ≥ 99.0 %
Identity (IR-spectrum): passes test
Absorbance A (220-350 nm; 3 %; 1 cm; water): ≤ 0.1
Chloride (Cl): ≤ 0.01 %
Phosphate (PO₄): ≤ 0.0001 %
Heavy metals (as Pb): ≤ 0.0005 %
Water (according to Karl Fischer): ≤ 1

Application

Sodium Dodecyl Sulfate (SDS) has been used as:
  • a key component in the SDS-PAGE procedure foranalyzing the composition of proteins.
  • a component of the DNA extraction buffer.

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is used as a surfactant to enhance catalysis.  Click here for more information.

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk

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’.

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