Merck
所有图片(1)

34881

Sigma-Aldrich

乙腈

suitable for HPLC-GC, ≥99.8% (GC)

别名:
乙腈, 甲基氰, 氰甲烷, ACN
线性分子式:
CH3CN
CAS号:
分子量:
41.05
Beilstein:
741857
EC 号:
MDL编号:
eCl@ss:
39031501
PubChem化学物质编号:
NACRES:
NA.03

质量水平

100

蒸汽密度

1.41 (vs air)

蒸汽压

72.8 mmHg ( 20 °C)

测定

≥99.8% (GC)

形式

liquid

自燃温度

973 °F

expl. lim.

16 %

technique(s)

HPLC-GC: suitable
HPLC: suitable
gas chromatography (GC): suitable

杂质

≤0.0005% non-volatile matter
≤0.001% free acid (as CH3COOH)
≤0.1% water (Karl Fischer)

透射比

200 nm, ≥50%
220 nm, ≥90%
240 nm, ≥99%

折射率

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

密度

0.786 g/mL at 25 °C (lit.)

application(s)

food and beverages

SMILES string

CC#N

InChI

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

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

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相关类别

应用

乙腈(MeCN)可作为萃取溶剂用于水果和蔬菜中农药残留物的定量。

包装

2.5, 4×2.5 L in glass bottle

其他说明

重要通知
  • 货号34881-4X2.5L将停产。请订购物理性质和规格相同的单瓶34881-2.5L。

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象形图

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警示用语:

Danger

危险分类

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

储存分类代码

3 - Flammable liquids

WGK

WGK 2

闪点(F)

35.6 °F - closed cup

闪点(C)

2.0 °C - closed cup

分析证书

请输入批号搜索分析证书(COA)。

原产地证书 (CofO)

请输入批号搜索原产地证书(COO)。

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