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Merck

34881

Sigma-Aldrich

乙腈

≥99.8% (GC), suitable for HPLC-GC, gas chromatography (GC), HPLC

别名:

ACN, 乙腈, 氰甲烷, 甲基氰

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About This Item

线性分子式:
CH3CN
CAS号:
分子量:
41.05
Beilstein:
741857
EC號碼:
MDL號碼:
分類程式碼代碼:
41116105
eCl@ss:
39031501
PubChem物質ID:
NACRES:
NA.03

product name

乙腈, suitable for HPLC-GC, ≥99.8% (GC)

蒸汽密度

1.41 (vs air)

品質等級

蒸汽壓力

72.8 mmHg ( 20 °C)

化驗

≥99.8% (GC)

形狀

liquid

自燃溫度

973 °F

expl. lim.

16 %

技術

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

雜質

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

透射率

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.)

應用

food and beverages

格式

neat

SMILES 字串

CC#N

InChI

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

InChI 密鑰

WEVYAHXRMPXWCK-UHFFFAOYSA-N

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應用

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。
用于使用LC-MS/MS检测临床尿液中的镇痛药和非法药物的方法开发。
它可作为萃取溶剂用于水果和蔬菜中农药残留都的定量。

其他說明

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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象形圖

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訊號詞

Danger

危險分類

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

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

35.6 °F - closed cup

閃點(°C)

2.0 °C - closed cup


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