Item Grade and Requirements
X WW WG N M K
Color slightly yellow pale yellow yellow deep yellow yellow brown yellow red
Correspond to the standard glass color piece of rosin
Appearance transparent solid
Softening Point (ball & ring) 76 °C min 75 °C min 74 °C min
Acid No. ( mgKOH/g ) 166 min 165 min 164 min
Unsaponifiable Material 5% max
Alcohol Insoluble Material 0.03 % max 0.04 % max
Ash ( % ) , max 0.02 0.03 0.04 Quantity Per Month: 1500MT Patent No./Country: China Delivery Way - Date Of Delivery: within 2-3 weeks after we get your prepayment