环己烷，Cyclohexane；suitable for HPLC, ≥99.7%

蒸汽密度

2.9 (vs air)

质量水平

100

蒸汽压

168.8 mmHg ( 37.7 °C)
77 mmHg ( 20 °C)

测定

≥99.7%

形式

liquid

自燃温度

500 °F

expl. lim.

9 %

technique(s)

HPLC: suitable
UV/Vis spectroscopy: suitable

杂质

≤0.0005% non-volatile matter
≤0.001% free acid (as HCl)
≤0.01% water (Karl Fischer)
≤1 ppb fluorescence (quinine) at 254 nm
≤1 ppb fluorescence (quinine) at 365 nm

蒸发残留物

≤0.0005%

透射比

220 nm, ≥20%
230 nm, ≥50%
235 nm, ≥80%
255 nm, ≥98%

折射率

n20/D 1.426 (lit.)

bp

80.7 °C (lit.)

mp

4-7 °C (lit.)

密度

0.779 g/mL at 25 °C (lit.)
0.780 g/mL at 25 °C

λ

H₂O reference

紫外吸收

λ: 210 nm A_max: ≤1.00
λ: 220 nm A_max: ≤0.50
λ: 230 nm A_max: ≤0.20
λ: 235 nm A_max: ≤0.10
λ: 240 nm A_max: ≤0.08
λ: 250 nm A_max: ≤0.03
λ: 255 nm A_max: ≤0.01

application(s)

food and beverages

SMILES string

C1CCCCC1

InChI

1S/C6H12/c1-2-4-6-5-3-1/h1-6H2

InChI key

XDTMQSROBMDMFD-UHFFFAOYSA-N