Merck
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AX0074

Supelco

乙酸

HPLC, Meets ACS Specifications

Synonym(s):
冰乙酸
Linear Formula:
CH3CO2H
CAS Number:
Molecular Weight:
60.05
Beilstein:
506007
MDL编号:
EC索引号:
200-580-7

蒸汽密度

2.07 (vs air)

质量水平

200

蒸汽压

15.4 hPa ( 20 °C)

测定

≥99.7% (GC)

形式

liquid

自燃温度

800 °F

expl. lim.

16 %, 92 °F
4 %, 59 °F

technique(s)

HPLC: suitable

杂质

≤0.0004 meq/g Titrable base
≤0.01% Acetic anhydride [(CH3CO)2O]

蒸发残留物

≤5 ppm

颜色

APHA: ≤10

折射率

n20/D 1.371 (lit.)

pH值(酸碱度)

2.5 (20 °C, 50 g/L in H2O)

bp

117-118 °C (lit.)

mp

16.2 °C (lit.)

转变温度

flash point 39 °C

溶解性

602.9 g/L

密度

1.049 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤0.4 ppm
sulfate (SO42-): ≤0.4 ppm

痕量阳离子

Cu: ≤0.1 ppm
Fe: ≤0.2 ppm
Ni: ≤0.1 ppm
heavy metals (as Pb): ≤0.5 ppm

紫外吸收

λ: 255 nm Amax: ≤1.0
λ: 280 nm Amax: ≤0.05
λ: 350 nm Amax: ≤0.02

运输

ambient

储存温度

room temp

SMILES string

CC(O)=O

InChI

1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)

InChI key

QTBSBXVTEAMEQO-UHFFFAOYSA-N

包装

2.5 l in Glas bottle pre packed
500 ml in Glas bottle pre packed

应用

AX0074-2 and AX0074-6 are packaged in poly-coated glass bottles.
HPLC, Meets ACS Specifications

分析说明

Acetic anhydride [(CH3CO)2O]0.01% maxAssay (GC)99.7% minChloride (Cl)0.4ppm maxColor (APHA)10 maxCopper (Cu)0.1ppm maxDilution testTo pass testEvaporation residue5ppm maxFormClear liquidHeavy metals (as Pb)0.5ppm maxIron (Fe)0.2ppm maxNickel (Ni)0.1ppm maxSubstances reducing dichromateTo pass testSubstances reducing permanganateTo pass testSulfate (SO4)0.4ppm maxTitrable base0.0004meq/g maxUV Absorbance (1 cm, 255 nm)1.0AU maxUV Absorbance (1 cm, 280 nm)0.05AU maxUV Absorbance (1 cm, 350 nm)0.02AU maxWater (H2O)0.1% max

象形图

FlameCorrosion

警示用语:

Danger

危险声明

危险分类

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(F)

102.2 °F

闪点(C)

39 °C

Certificate of Analysis

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Certificate of Quality

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