- 產(chǎn)品描述
SIGMA試劑,周一,五定貨,3周左右到貨。
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丁酸 ,Butyric acid ,19215 - analytical standard
CAS號: 107-92-6
線性分子式: CH3CH2CH2COOH
分子量: 88.11
vapor density | 3.04 (vs air) |
vapor pressure | 0.43 mmHg ( 20 °C) |
assay | ≥99.5% (GC) |
autoignition temp. | 824 °F |
shelf life | (limited shelf life, expiry date on the label) |
expl. lim. | 10 % |
refractive index | n20/D 1.398(lit.) |
bp | 162 °C(lit.) |
mp | −6-−3 °C(lit.) |
density | 0.964 g/mL at 25 °C(lit.) |