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34860

Sigma-Aldrich

甲醇

suitable for HPLC, ≥99.9%

别名:

木酒精

线性分子式:

CH3OH

CAS号:67-56-1

分子量:32.04

Beilstein:1098229

EC 号:200-659-6

MDL编号:MFCD00004595

PubChem化学物质编号:329755069

NACRES:NA.21

属性

蒸汽密度1.11 (vs air)

质量水平100

蒸汽压410 mmHg ( 50 °C)

97.68 mmHg ( 20 °C)

检测方案≥99.9%

形式liquid

自燃温度725 °F

expl. lim.：36 %

技术

HPLC: suitable

immunofluorescence: suitable

杂质

≤0.0005% non-volatile matter

≤1 ppb fluorescence (quinine) at 254 nm

≤1 ppb fluorescence (quinine) at 365 nm

<0.03% water (Karl Fischer)

蒸发残留物<0.0005%

颜色APHA: ≤10

折射率n20/D 1.329 (lit.)

bp：64.7 °C (lit.)

mp：−98 °C (lit.)

密度0.791 g/mL at 25 °C (lit.)

λ：neat

紫外吸收

λ: 205 nm Amax: ≤1.00

λ: 210 nm Amax: ≤0.60

λ: 220 nm Amax: ≤0.30

λ: 230 nm Amax: ≤0.20

λ: 235 nm Amax: ≤0.10

λ: 240 nm Amax: ≤0.10

λ: 260 nm Amax: ≤0.04

λ: 280 nm Amax: ≤0.01

λ: 400 nm Amax: ≤0.01

应用food and beverages

格式neat

SMILES字符串：CO

InChI：1S/CH4O/c1-2/h2H,1H3

InChI key：OKKJLVBELUTLKV-UHFFFAOYSA-N