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Merck
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주요 문서

34851

Sigma-Aldrich

Acetonitrile

≥99.9%, gradient grade, suitable for HPLC

동의어(들):

ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide

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About This Item

Linear Formula:
CH3CN
CAS Number:
Molecular Weight:
41.05
Beilstein:
741857
EC Number:
MDL number:
UNSPSC 코드:
41116105
eCl@ss:
39031501
PubChem Substance ID:
NACRES:
NA.03
Grade:
gradient grade
분석:
≥99.9%
기술:
HPLC: suitable
응용 분야:
food and beverages
bp:
81-82 °C (lit.)
vapor pressure:
72.8 mmHg ( 20 °C)

제품명

Acetonitrile, suitable for HPLC, gradient grade, ≥99.9%

Grade

gradient grade

Quality Level

vapor density

1.41 (vs air)

vapor pressure

72.8 mmHg ( 20 °C)

분석

≥99.9%

양식

liquid

autoignition temp.

973 °F

expl. lim.

16 %

baseline drift measuring range

≤15 mAU (210 nm)

기술

HPLC: suitable

불순물

≤0.0002% free alkali (as NH3)
≤0.0005% non-volatile matter
≤0.001% free acid (as CH3COOH)
≤0.02% water (Karl Fischer)
≤0.5 ppb fluorescence (quinine) at 365 nm
≤1 ppb fluorescence (quinine) at 254 nm

refractive index

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

density

0.786 g/mL at 25 °C (lit.)

HPLC-gradient

≤0.5 mAU at 254 nm
≤3 mAU at 210 nm

UV 흡수

λ: 195 nm Amax: ≤0.12
λ: 200 nm Amax: ≤0.032
λ: 230 nm Amax: ≤0.0044
λ: 235 nm Amax: ≤0.0044
λ: 250 nm Amax: ≤0.0044
λ: 400 nm Amax: ≤0.0044

응용 분야

food and beverages

형식

neat

저장 온도

room temp

SMILES string

CC#N

InChI

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

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

유사한 제품을 찾으십니까? 방문 제품 비교 안내

일반 설명

Acetonitrile (MeCN) is widely employed as a solvent in various studies and has high dielectric constant (37.5). Various purification procedures to obtain different grades of acetonitrile for use in different studies (polarography, spectroscopy, etc.) have been reported by many researchers.

애플리케이션

Acetonitrile (MeCN) may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.

제조 메모

Product filtered through a 0.2 μm filter

기타 정보

Important notice
  • The article number 34851-4X2.5L will be discontinued. Please order the single bottle 34851-2.5L which is physically identical with the same exact specifications.
  • The article number 34851-6X1L will be discontinued. Please order the single bottle 34851-1L which is physically identical with the same exact specifications.

추천 제품

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픽토그램

FlameExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point (°F)

35.6 °F - closed cup

Flash Point (°C)

2.0 °C - closed cup


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application for HPLC

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