1.09798
o-Xylene
reference substance for gas chromatography
Synonym(s):
1,2-Dimethylbenzene
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About This Item
vapor density
3.7 (vs air)
Quality Level
vapor pressure
<0.1 atm ( 21.1 °C), 16 mmHg ( 37.7 °C), 7 mmHg ( 20 °C)
assay
≥99% (GC)
form
liquid
autoignition temp.
867 °F
expl. lim.
7 %
technique(s)
gas chromatography (GC): suitable
refractive index
n20/D 1.505 (lit.)
bp
143-145 °C (lit.)
mp
-26--23 °C (lit.)
transition temp
flash point 30 °C
solubility
0.18 g/L
density
0.879 g/mL at 20 °C (lit.)
storage temp.
2-30°C
SMILES string
Cc1ccccc1C
InChI
1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3
InChI key
CTQNGGLPUBDAKN-UHFFFAOYSA-N
Analysis Note
Identity (IR-spectrum): conforms
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
3 - Flammable liquids
wgk
WGK 2
flash_point_f
89.6 °F - closed cup
flash_point_c
32.0 °C - closed cup
Regulatory Information
This item has
Certificates of Analysis (COA)
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