Merck
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1.18309

Supelco

Dodecyl hydrogen sulfate sodium salt

for ion pair chromatography LiChropur

Synonym(s):
Dodecyl hydrogen sulfate sodium salt, Lauryl sulfate sodium salt, SDS, Dodecyl sodium sulfate
Empirical Formula (Hill Notation):
C12H25NaO4S
CAS Number:
Molecular Weight:
288.38
MDL number:
EC Index Number:
205-788-1

Quality Level

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

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

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