Gum Rosin

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CAS No.: 8050-09-7 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

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Handan Tiantong import & export Co., Ltd

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