Skip to Content
Merck
All Photos(1)

Documents

1.18309

Supelco

Sodium dodecyl sulfate

for ion pair chromatography LiChropur™

Synonym(s):

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

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

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

Quality Level

100

Assay

≥99% (acidimetric)

potency

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

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)

storage temp.

2-30°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

General description

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

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.

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Signal Word

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 Code

4.1B - Flammable solid hazardous materials

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’.

Already Own This Product?

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

Visit the Document Library

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