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I-Rosin Resin Sor Series - sor 422
I-Rosin Resin Sor 422 i-solec acid resin, eyaziwa nangokuthi i-dehydrate menoc acid resin. Kuyi-granurar solid elungiselelwe ukusabela kwe-rosin kanye ne-moncic acid eguqulwe ngokungeza i-rosin ku-mosic anhydride kanye nokuchazela nge-glycerol noma pentaerrythritol.
