Product description :CAS 8050-09-7 Gum Rosin WW Grade Elliottii Colophonium in CoatingDescription: Gum rosin is the transparent light yellow or transparent yellow solid. It is a kind of natural resin, mainly composed of various kinds of resin acids; it can be dissolved easily in many organic solvents, and has special chemical activity.
Standard:GB8145-87
X
WW
WG
APPEARANCE
Transparent
Transparent
Transparent
COLOR
LightYellow
PaleYellow
Yellow
SOFTENINGPOINT(R&B)°C
77.0
76.0
75.0
ACIDNUMBER(mgKOH/g)≥
166.0
166.0
164.0
UNSAPONIFIABLEMATTER%≤
5.0
5.0
5.0
ETHANOLINSOLUBLES%≤
0.030
0.030
0.030
ASHCONTENT%≤
0.020
0.020
0.020Packaging & Delivery
Packaging Details
1)Drum: Galvanized iron drum, 225kgs net each drum.
2)custom required.
Lead Time:7-14 days after official order