Products indicators：

Item	Unit	Indicators		Test method
		superior products	on-specgrade
Appearance		Clear and transparent liquid, no impurities		Bynaked eyes*
Color（Pt-Co)	number	≤50	--	GB/T 3143
Piperylene	wt%	≥67	≥60	SH/T 1790
Trans-1,3-pentadiene	wt%	≥42	≥38
dcpd+cpd	wt%	≤1	≤1.5
Water	wt%	≤0.025	≤0.025	SH/T 0246 or GB/T 6283
* Put 50ml~60ml sample in 100ml colorimetric tube which is clean and dry. And view under natural light.

Packing, storage and transportation：

Storage in steel tank. Use steel tank wagon for transportation.

Away from sunshine and rain. The containers must be clean and dry.

Must comply with the relevant regulation of dangerous goods transportation issued by the transportation authority.

Application field：

Mainly used to produce CS hydrocarbon resins and crosslinkers.