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Merck

1.18309

Sodium dodecyl sulfate

greener alternative

for ion pair chromatography LiChropur™

Synonym(s):

Dodecyl hydrogen 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:
NB.21
MDL number:
MFCD00036175

Key Documents

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Product Name

Sodium dodecyl sulfate, for ion pair chromatography LiChropur™

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

assay

≥99% (acidimetric)

potency

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

Quality Level

100

greener alternative product characteristics

Catalysis
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technique(s)

ion pair chromatography: suitable

impurities

≤2% water (Karl Fischer)

transmittance

200 nm, ≥70%
220 nm, ≥90%
250 nm, ≥98%
 (0.005 M; 1 cm in H2O)

pH

6.0-7.5 (20 °C, 100 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

suitability

passes test for identity (IR)

greener alternative category

Aligned

storage temp.

2-30°C

Application

Sodium dodecyl sulfate can be used as an ionpair reagent and disperser agent in ion pair-based surfactant-assisteddispersive liquid–liquid micro extraction (IP-SA-DLLME) method for chromiumspeciation analysis.

General description

Sodium dodecyl sulfate (SDS) is commonly used asan ion pair reagent in ion pair chromatography.
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Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

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

WGK 2

flash_point_f

338.0 °F

flash_point_c

170 °C

Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
1.18309.002504022536176925

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