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Merck
CN

1.04394

n-Hexane

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vapor pressure

160 hPa ( 20 °C)

product line

Prepsolv™

assay

≥95.0% (GC)

form

liquid

autoignition temp.

240 °C

potency

25000 mg/kg LD50, oral (rat), >2000 mg/kg LD50, skin (rabbit)

expl. lim.

1.0-8.1 % (v/v)

impurities

≤0.0002 meq/g Acidity, ≤0.0002 meq/g Alkalinity, ≤0.01% Water

evapn. residue

≤5.0 mg/L

transmittance

220 nm, ≥50%, 250 nm, ≥98%

kinematic viscosity

0.50 cSt(20 °C)

bp

69 °C/1013 hPa

mp

-94.3 °C

transition temp

flash point -22 °C

solubility

0.0095 g/L

density

0.66 g/cm3 at 20 °C

Quality Level

200

Related Categories

General description

PrepSolv™ solvents are tailored to the requirements of preparative HPLC to facilitate scale-up from analytical to preparative separations. With their extremely low evaporation residue (< 1 mg/l) and low water content, they ensure optimal protection for columns.

Application

for preparative chromatography Prepsolv™

Preparation Note

Store at +5°C to +30°C.

Analysis Note

Purity (GC):≥ 95.0 %
Identity (IR):conforms
Evaporation residue:≤ 5.0 mg/l
Water:≤ 0.01 %
Acidity:≤ 0.0002 meq/g
Alkalinity:≤ 0.0002 meq/g
Transmission (at 220 nm):≥ 50 %
Transmission (from 250 nm):≥ 98 %

Legal Information

PREPSOLV is a trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Inhalation - STOT SE 3

target_organs

Central nervous system, Nervous system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

-7.6 °F

flash_point_c

-22 °C

Regulatory Information

危险化学品
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