Malay rosin is produced by the addition reaction of rosin and maleic anhydride, followed by vacuum treatment and packaging.
Appearance: transparent solid
Color: red brown (not darker than 'Chinese Rosin Color Grading Standard')
The Ghanaian color number is lighter than or equal to: 9
Softening point (ring and ball method) ℃ is not less than: 70
Acid value (mgKOH / g) is not less than: 160-180
Hot water solubles (%) is not greater than: 0.2
Ash (% by weight): ≤0.05
Saponification value (mgKOH / g) is not less than: 280
Appearance: transparent solid
Color: red brown (not darker than 'Chinese Rosin Color Grading Standard')
The Ghanaian color number is lighter than or equal to: 9
Softening point (ring and ball method) ℃ is not less than: 70
Acid value (mgKOH / g) is not less than: 160-180
Hot water solubles (%) is not greater than: 0.2
Ash (% by weight): ≤0.05
Saponification value (mgKOH / g) is not less than: 280










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