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Merck

1.14291

Acetonitrile

≥99.8% (GC), HPLC grade, isocratic grade, suitable for HPLC, LiChrosolv®

Synonym(s):

ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide

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About This Item

Linear Formula:
CH3CN
CAS Number:
Molecular Weight:
41.05
NACRES:
NA.03
EC Index Number:
200-835-2
UNSPSC Code:
12191502
MDL number:
Beilstein/REAXYS Number:
741857
Assay:
≥99.8% (GC)
Grade:
HPLC grade
Technique(s):
HPLC: suitable
Bp:
81-82 °C (lit.)
Vapor pressure:
72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)
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Product Name

Acetonitrile, isocratic grade for liquid chromatography LiChrosolv®

InChI

1S/C2H3N/c1-2-3/h1H3

SMILES string

CC#N

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

grade

HPLC grade

vapor density

1.41 (vs air)

vapor pressure

72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)

description

isocratic

product line

LiChrosolv®

assay

≥99.8% (GC)

form

liquid

autoignition temp.

524 °C, 973 °F

expl. lim.

16 %

technique(s)

HPLC: suitable

impurities

≤0.0002 meq/g Alkalinity, ≤0.0005 meq/g Acidity, ≤0.05% Water

evapn. residue

≤4.0 mg/L

transmittance

195 nm, ≥70%, 200 nm, ≥90%, 240 nm, ≥98%

refractive index

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

transition temp

flash point 2 °C

density

0.786 g/mL at 25 °C (lit.)

application(s)

PFAS testing

format

neat

storage temp.

2-30°C

Quality Level

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General description

With their high degree of UV transmittance, low particle count, low acidity and alkalinity and low evaporation residue level, LiChrosolv® solvents are ideal for reproducible separations. Since separations are normally carried out under gradient conditions in analytical HPLC, solvents in"gradient grade" as well as "isocratic grade" are appropriate for use. This enables to minimize the gradient effect of the solvent involved.

Application

Acetonitrile is used as a solvent:
  • In mobile phase in reversed-phase high-performance liquid chromatography (RP-HPLC) method.
  • In reversed-phase HPLC with an isocratic mode for determining Sudan dyes in chili- and curry-containing foodstuffs.

Features and Benefits

  • microfiltered by 0.2 µm filter
  • high resolution, sensitivity and optimized peak baseline separation

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

Purity (GC): ≥ 99.8 %
Identity (IR): conforms
Evaporation residue: ≤ 4.0 mg/l
Water: ≤ 0.05 %
Acidity: ≤ 0.0005 meq/g
Alkalinity: ≤ 0.0002 meq/g
Transmission (at 195 nm): ≥ 70 %
Transmission (at 200 nm): ≥ 90 %
Transmission (from 240 nm): ≥ 98 %
Filtered by 0.2 µm filter

Other Notes

Explore various lab safety accessories and equipment for safe handling of solvents to increase your safety level from the first usage.

Legal Information

LICHROSOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

pictograms

FlameExclamation mark

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

35.6 °F - closed cup

flash_point_c

2.0 °C - closed cup


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Deleterious substance

pdsc

Group 4: Flammable liquids + Type 1 petroleums + Hazardous rank II + Water soluble liquid

fsl

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

1142919910: + 1142914004: + 1142919385: + TH11142914004: + 1142919010: + GT1114291400A: + 1142919185: + 1142911024: + 1142911000: + 1142912500: + 1142915000: + 1142919030: + 1142914024: + 1142919395: + 1142914000: + AR11142914000: + 1142910000:

jan


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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Protocols

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Global Trade Item Number

SKUGTIN
1.14291.100004022536154190
1.14291.400004022536658537
1.14291.250004022536154213

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