vapor density
2.07 (vs air)
Quality Segment
grade
puriss.
assay
99-100%
form
liquid
autoignition temp.
800 °F
expl. lim.
16 %, 92 °F, 4 %, 59 °F
technique(s)
mass spectrometry (MS): suitable
impurities
≤0.0005% heavy metals (as Pb), ≤0.005% non-volatile matter
refractive index
n20/D 1.371 (lit.)
pH
2.5 (20 °C, 50 g/L)
bp
117-118 °C (lit.)
mp
16.2 °C (lit.)
density
1.04 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤5 mg/kg, sulfate (SO42-): ≤5 mg/kg
cation traces
Fe: ≤5 mg/kg
SMILES string
[F2C(F2C)13F3C]C(O)=O
InChI
1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)
InChI key
QTBSBXVTEAMEQO-UHFFFAOYSA-N
General description
乙酸是一种有机羧酸。本品为吸湿性液体,有刺激性气味。其无水形式通常称为冰醋酸。在溶液和气相中通过氢键连接形成二聚体。性质为弱酸性。
Application
乙酸被广泛用作各种氧化反应的溶剂。它已被用于电子转移解离 (ETD) 串联质谱 (MS/MS) 分析合成肽。可通过与过氧化氢(30% 过氧化氢)反应制备过氧乙酸(消毒剂)。
Other Notes
货号27221-6X1L的产品即将停产。请订购27221-1L单瓶装,因为其物理参数与上述产品本质相同。
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
102.2 °F - closed cup
flash_point_c
39 °C - closed cup

