LG Chemical Raw C5

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LG Chemical Raw C5
Categories:	Fluid
Material Notes:	Structure & Characteristics: Synthesized by vacuum-distillation of pyrolysis gasoline produced from naphtha pyrolysis process. The content of isoprene as C5 without undergoing hydration process is higher than 12%. Although it is in liquid form in room temperature and pressure, it easily vaporizes in room temperature. Uses: Isoprene is extracted to produce isoprene rubber. CAS: 78-78-4 and 109-66-0 Information provided by LG Chemical
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Physical Properties	Original Value	Comments

Specific Gravity	0.668 - 0.672 g/cc	ASTM D287
Volatiles	100 %
Vapor Pressure	872 torr @Temperature 40.0 °C	Vapor Density=2.5

Thermal Properties	Original Value	Comments
Melting Point	-130 °C
Boiling Point	40.6 °C
Flash Point	<= -57.0 °C

Descriptive Properties
Components	1,3-Pentadiene	9.5%
	2-methy-2-pentene	0.65%
	2-Pentene	5.8%
	Benzene	0.75%
	C4 LIGHTERS	0.65%
	C6 & HEAVIERS(EXCLUDINGDCPD)	3.2%
	CARBONYLS(AS CH3CHO	500-1000 ppm, ZEON M-023A
	cyclo-Pentadiene	17.6%
	cyclo-Pentene	7.46%
	iso-Pentane	15.48%
	Isoprene	13.43%
	ISOPRENE	13-14%
	n-Hexane	8.5%
	n-Pentane	20.83%
	T-S(as CS2)	2 ppm, ASTM D5453

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