WW grade gum rosin

HSC: 38061010.00 WW Grade Color: Pale yellow Solid transparent nature resin Usage: Adhesives, Rubber Compounds,Ink, Painting

		Specifications
Gum rosin grade	color	slftenning point	Acid No.	Unsaponifiable matter	Alcohol insuluble material	Ash(%)max
X	slightly yellow	76degree	166min.	5%max	0.03%max	0.02
WW	pale yellow	76degree	166min.	5%max	0.03%max	0.02
WG	yellow	75degree	165min.	5%max	0.03%max	0.03
N	deep yellow	75degree	165min.	5%max	0.03%max	0.03
M	yellow brown	74degree	164min.	6%max.	0.04%max	0.04
K	yellow red	74degree	164min.	6%max.	0.04%max	0.04

 The tree type:

1.Pinus massoniana lamb

2. Pinus elliottii

WW grade gum rosin