Name of Index
|
X
|
WW
|
WG
|
N
|
M |
K |
Color
|
slightly yellow
|
light yellow
|
yellow
|
deep yellow
|
yellow brown
|
yellow red
|
|
conforms to color requirements of rosin for standard glass
|
|
Appearance
|
transparent
|
Softening Point (R. & B.) oC Min |
76 |
75 |
74 |
Acid Value
mg KOH/g Min |
166 |
165 |
164 |
Unsaponifiable Matter %Max |
5 |
5 |
6 |
Insoluble Matter in Alcohol %Max |
0.03 |
0.03 |
0.04 |
Ash %Max |
0.02 |
0.03 |
0.04 |
|
♦ gum rosin Special Properties:
Natural organic compound, mainly composed of resins, possesses chemical activity when dissolved in many organic solvents.
Uses: Important raw material for the manufacture of soap, paper, paint, and rubber; intermediate material for synthetic organic chemicals.
♦ Packing, Storing and Transporting:
In galvanized Iron drums of about 225/230kgs net each. Must be kept away from heat and flame.
♦ gum rosin Related Products:
Tung Oil 、gum turpentine、 Pine Oil 、 Terpineol
|
