... ,paper paint,rubber,ink,adhesive electronic and intermediates for synthetic organic chemicals HAIXIER Gum Rosin is ... paper, paint, rubber, ink, adhesive, electronic and intermediates for synthetic organic chemicals.CAS#: 8050-09-7Specifications:GradesXWWAppearanceTransparent ... Slight YellowLight YellowConform to Chinese glass colorimeter standard cubes for rosin gradingSoftening Point (R&B) Min. ° ...